Few slang words in contemporary digital communication capture the specific social offence of talking too much — talking without purpose, talking past the point, talking when silence would serve better — as vividly and as economically as yapping. The yapping meaning is rooted in one of the most immediately recognisable sounds in everyday life — the sharp, insistent, repetitive bark of a small dog that cannot or will not stop — and then applies that vivid animal image directly to human speech that shares the same quality of being loud, persistent, and somewhat pointless.
Whether the yapping meaning appears as a dismissive “stop yapping” in a group chat when someone has sent too many consecutive messages, as a self-aware “I know I’m yapping but hear me out” from someone who recognises their own tendency to over-explain, as a meme caption responding to a long TikTok rant, in the formal parliamentary record where a politician tells a colleague “perhaps he will stop yapping,” in a Merriam-Webster journalism citation describing defenders clinging to a player’s legs “like yapping Chihuahuas,” or in the simple everyday description of a small dog that barked all night — the word always delivers the same combination of vivid imagery, mild criticism, and irresistible comedy. This complete guide explores every dimension of the yapping meaning.
Table of Contents
- What Does Yapping Mean? – Core Definition
- Etymology – Origin of Yapping
- Yapping Meaning – Dogs and Animals
- Yapping Meaning – Human Speech (The Slang Sense)
- History – How Yapping Became Internet Slang
- Yapping Meaning on TikTok
- Yapping Meaning in Text Messages
- Yapping Meaning – Playful vs Offensive
- “Stop Yapping” – The Most Common Phrase
- “I Know I’m Yapping” – The Self-Aware Use
- Yapping Meaning in Journalism and Media
- Yapping Meaning in Parliament
- The Yapper – Noun Form
- Synonyms and Related Slang for Yapping
- When NOT to Use Yapping
- FAQs About Yapping Meaning
- Conclusion
1. What Does Yapping Mean? – Core Definition
The yapping meaning covers two distinct but closely related senses — the literal animal sound and the slang human speech application. Merriam-Webster defines the verb “yap” as “to talk in a shrill insistent way: chatter” and “to bark snappishly: yelp.” Dictionary.com: “Slang. to talk shrilly, noisily, or foolishly.” Cambridge Dictionary: “present participle of yap — disapproving or informal.” Collins English Dictionary: “informal to talk at length in an annoying or stupid way; jabber.”
Pikuplin.com captures the contemporary slang yapping meaning: “The yapping meaning refers to talking too much, often loudly, repeatedly, or in an annoying way. It’s commonly used to describe speech that feels unnecessary, nonstop, or irritating to the listener.” Novelyz.com: “Yapping in internet slang means talking too much, usually about nothing important.” Englishdictionaryone.com: “In modern slang, yapping means talking too much, especially when the speaker is seen as talking without substance, going on too long, or being repetitive and annoying. The focus is quantity and irritation, not volume.”
Egrammarbook.com provides the most comprehensive baseline: “The term yapping is a slang verb that refers to talking excessively or incessantly, often in a loud or annoying way. It commonly describes someone who chats nonstop — sometimes without regard for whether their listener is interested or whether it’s appropriate. While ‘yapping’ originally comes from the sound a small dog makes — sharp, high-pitched barking — it has evolved into a metaphor for human chatter. Think of a tiny dog yapping aggressively at anything that moves, and now imagine a person doing the same through words.”
2. Etymology – Origin of Yapping
The etymology of the yapping meaning is both straightforward and beautifully expressive. Punscollege.com: “The word yap dates back to the late 1600s. Originally, it described the sharp, repetitive barking of small dogs. Over time, the meaning expanded. By the 20th century, yapping was commonly used to criticize nonstop talking.” Punenjoy.com: “The word yap originally described the sharp, repetitive bark of small dogs. This dates back to the 1600s in English literature.”
Dictionary.com documents the range of the word’s early meanings: “Slang. to talk shrilly, noisily, or foolishly. Keep your yap shut. Slang. an uncouth or stupid person; bumpkin; fool. (usually reiterated) an imitation or representation of the sound of a dog yapping or people jabbering.” Pikuplin.com: “‘The word yap evolved from animal sounds to human speech due to similar repetitive behavior.’ This evolution helped shape the modern yapping meaning we use today.” The transition from describing an animal sound to describing human speech follows the same logic as related words like “bark,” “howl,” and “growl” — all animal sounds that have been extended into human speech descriptions.
Punscollege.com traces the yapping meaning‘s internet revival: “Social media, especially TikTok and Twitter (X), helped revive yapping as a sarcastic term for long captions, rants, or endless voice notes.” Riddlos.com: “In 2026, yapping became a top slang word across TikTok comments, group chats, gaming streams, and meme culture.” This digital revival — an old word finding new life in a new medium — is characteristic of how internet culture resurrects and repurposes vocabulary from across the history of English.
3. Yapping Meaning – Dogs and Animals
The original and most literal yapping meaning — the sound made by small dogs — remains fully in use alongside the slang human speech application. Merriam-Webster’s 2026 journalism example: “Foxes use a variety of calls, including barks, howls, yaps, and growls.” “But Wednesday down in Dove Valley felt like a level of intensity these Broncos hadn’t reached all offseason, emotions and bellows and yaps hinging on nearly every rep during team work.” Egrammarbook.com: “‘Our neighbor’s small dog kept yapping all night, making it hard to sleep.'”
Cambridge Dictionary’s corpus provides multiple animal yapping meaning examples: “The terriers would irritate and distract the bear with their yapping as the hunter crept unnoticed.” “The alarm call is a sharp yapping ‘skyap.'” “Sometimes there would be as many as 40 puppies barking and yapping in the garden.” Egrammarbook.com: “The dog was yapping loudly at the mailman.” These animal examples show the yapping meaning in its oldest, most literal form — describing the specific quality of sound that distinguishes small dogs’ barking from the deeper barks of larger breeds.
The specific quality of the animal yapping meaning — sharp, repetitive, insistent, slightly annoying — is precisely what makes it such an apt metaphor for human speech of the same character. Egrammarbook.com: “Think of a tiny dog yapping aggressively at anything that moves, and now imagine a person doing the same through words.” This metaphorical transfer works because the qualities are genuinely shared — both the dog’s yap and the human’s verbal yapping are characterised by persistence without depth, by loudness without significance, by the quality of continuing past the point where the listener wishes it would stop.
4. Yapping Meaning – Human Speech (The Slang Sense)
As a description of human speech, the yapping meaning describes talking that is excessive, repetitive, loud, or simply too much for the context or the listener’s patience. Pikuplin.com: “The yapping meaning refers to talking too much, often loudly, repeatedly, or in an annoying way. It’s commonly used to describe speech that feels unnecessary, nonstop, or irritating to the listener.” Novelyz.com’s examples show the full range: “Example 1: ‘You’re literally yapping rn stop.’ Meaning: You’re talking too much, but I’m not actually mad. Example 2: ‘Bro typed a whole essay just to be wrong. Stop yapping.’ Meaning: Dismissive. The speaker thinks the argument isn’t worth listening to.”
Englishdictionaryone.com: “He’s been yapping for five minutes and still hasn’t answered the question. The focus is quantity and irritation, not volume.” This example shows the core quality of the human speech yapping meaning — it is about time spent talking versus value delivered, about the frustration of listening to someone who talks around a point rather than to it. Punenjoy.com: “In text messages and online chats, yapping usually means talking excessively without saying anything important. It’s often used as a reaction rather than a literal description.”
Dictionary.com provides real-world published examples of the human speech yapping meaning: “‘All that yapping and now I get to share it with the world.'” “I’m a part of the problem, too, yapping about this silly kerfuffle six months out.” Each shows the yapping meaning applied to human speech with full awareness of the self-deprecating quality it carries — the speaker in the second example applies the term to their own speech, acknowledging that they too are guilty of talking more than the situation warrants.
5. History – How Yapping Became Internet Slang
The transformation of the yapping meaning from its traditional description of dog sounds and annoying human speech into a viral internet slang term reflects the specific dynamics of how language spreads in the digital era. Punscollege.com: “The internet revived it again, turning it into a casual slang term rather than a harsh insult. Today, it’s widely used in memes, comments, and short-form content.” Riddlos.com: “In 2026, yapping became a top slang word across TikTok comments, group chats, gaming streams, and meme culture.”
Punenjoy.com documents the platform-specific history: “Social media, especially TikTok and Twitter (X), helped revive yapping as a sarcastic term for long captions, rants, or endless voice notes.” Novelyz.com: “The internet revived it again, turning it into a casual slang term rather than a harsh insult.” Riddlos.com: “In 2026, yapping became a top slang word across TikTok comments, group chats, gaming streams, and meme culture. But here’s the thing: Yapping doesn’t always mean the same thing. Sometimes it’s playful. Sometimes it’s self-aware. Sometimes it’s low-key shade.”
Punenjoy.com captures the key shift in the yapping meaning‘s social register: “However, usage has shifted from insult to self-aware humor. Many people now say ‘I’m yapping’ to laugh at themselves.” This shift from insult to self-aware humor is one of the most characteristic features of internet slang evolution — words that were originally used to criticise others become available for self-deprecating use when the community develops sufficient familiarity and comfort with the term to deploy it reflexively.
6. Yapping Meaning on TikTok
On TikTok — the platform most responsible for the viral spread of the contemporary yapping meaning — the word appears in several specific and recurring contexts. Punenjoy.com: “Each platform keeps the meaning similar, but TikTok popularized it the most.” Englishdictionaryone.com: “If you spend any time on TikTok, X, YouTube comments, or Discord chats, you’ve probably seen someone say ‘Stop yapping.'” Punscollege.com: “Social media, especially TikTok and Twitter (X), helped revive yapping as a sarcastic term for long captions, rants, or endless voice notes.”
The TikTok yapping meaning typically appears in comments responding to long videos, excessive captions, or content creators who spend too long explaining before getting to the point. The platform’s short-form video format — optimised for brevity and immediacy — makes “yapping” a particularly apt critique of content that fails to respect the audience’s time and attention. Riddlos.com: “Yapping (slang): Talking a lot, rambling, or going on about something — often in a casual, playful, or self-aware way.” The self-aware dimension is particularly prominent on TikTok, where content creators frequently acknowledge their own tendency to “yap” before launching into a long explanation.
Pikuplin.com documents the social dynamics of the TikTok yapping meaning: “Yes! While yapping exists in dictionaries, it is widely used as slang in casual conversation. In texting, the yapping meaning often becomes sharper and more humorous. In texts, tone matters a lot. Emojis 😆 can soften the meaning, while blunt messages may feel rude.” This observation about emoji use captures the tonal complexity of the yapping meaning in digital contexts — the same phrase “stop yapping” can be an affectionate tease or a genuine dismissal depending entirely on the presence or absence of softening punctuation and emoji.
7. Yapping Meaning in Text Messages
In personal text messages and group chats, the yapping meaning functions as one of the most versatile reactions to excessive messaging — used when someone sends too many consecutive messages, when a reply becomes disproportionately long, or when someone repeats the same point across multiple texts. Punscollege.com: “In text messages and online chats, yapping usually means talking too much without saying anything important. It’s often used humorously but can also come off as dismissive. When someone says ‘You’re yapping,’ they’re implying: you’re talking too much; the content isn’t landing; this could have been shorter.”
Novelyz.com provides a rich set of text message examples showing different registers of the yapping meaning: “Example 1: ‘You’re literally yapping rn stop.’ — Meaning: You’re talking too much, but I’m not actually mad. Example 3: ‘I know I’m yapping but hear me out.’ — Meaning: Self-aware rambling. Example 4: ‘He just yaps instead of getting to the point.’ Example 5: ‘She’s not yapping, she’s explaining.’ — Meaning: Defending someone from being dismissed.” Each example shows the yapping meaning operating at a different tonal register — playful teasing, self-deprecation, mild criticism, and defence.
Punenjoy.com: “Tone matters a lot. Among friends it’s usually harmless. With strangers, it can sound rude. Yapping has no full form. It is not an abbreviation or acronym. Some people mistakenly think it’s slang with initials — but it’s a regular English word.” This clarification is important because the yapping meaning is sometimes confused with acronyms in internet slang contexts — but unlike TYSM or BOLO, “yapping” is a complete English word whose slang force comes from metaphorical extension rather than abbreviation.
8. Yapping Meaning – Playful vs Offensive
One of the most practically important dimensions of the yapping meaning for contemporary users is understanding when the word is playful and when it crosses into genuine rudeness — a distinction that depends entirely on relationship, tone, and context. Pikuplin.com: “This is one of the most important things to understand about the yapping meaning. So yes — yapping can be funny or offensive depending on how it’s used. Not all talking is yapping. The yapping meaning always carries a hint of criticism.” Novelyz.com: “Understanding the yapping meaning isn’t about memorizing a definition. It’s about reading the room, the tone, and the relationship. Used right, it’s funny and modern. Used wrong, it can sound dismissive or rude.”
Englishdictionaryone.com provides the most systematic analysis of when the yapping meaning is playful versus offensive: “Calling someone a ‘yapper’ or telling them to ‘stop yapping’ often means: you’re being repetitive; you’re wasting my time; what you’re saying has no value. These can all land very differently depending on tone. Between friends joking around, it’s fine. Between strangers or in tense situations, it’s sharp. In professional contexts, it’s completely inappropriate.” Punenjoy.com: “It’s rarely used in professional settings. Each platform keeps the meaning similar, but TikTok popularized it the most.”
Pikuplin.com: “The yapping meaning always carries a hint of criticism.” This observation is crucial — unlike truly neutral words, the yapping meaning always carries a quality of mild critique even in its most affectionate uses. The question is never whether there is any criticism but how much and how serious. Novelyz.com: “If someone says you’re yapping, your response depends on tone. A laughing emoji or self-aware reply keeps it light. A defensive reaction escalates.” The yapping meaning‘s social sensitivity requires tonal intelligence from both the person using it and the person receiving it.
9. “Stop Yapping” – The Most Common Phrase
Among all the specific phrases built on the yapping meaning, “stop yapping” stands out as by far the most commonly encountered — a direct, blunt instruction to cease excessive talking that has become a viral internet phrase precisely because of its combination of brevity and expressive force. Englishdictionaryone.com: “If you spend any time on TikTok, X, YouTube comments, or Discord chats, you’ve probably seen someone say ‘Stop yapping.'” Punenjoy.com: “The word ‘yapping’ has taken over online conversations, memes, and social media comments especially in 2026. People search for the yapping meaning because they keep seeing it in chats, TikTok captions, Instagram comments.”
Cambridge Dictionary’s parliamentary corpus provides the most formally documented “stop yapping” usage: “Meantime, perhaps he will stop yapping.” This parliamentary example — a British MP apparently telling a colleague to stop talking — shows the yapping meaning‘s “stop yapping” phrase crossing from informal into semi-formal political speech, where its mildly comic character makes it an effective rhetorical device for dismissing an opponent without resorting to more directly aggressive language.
The “stop yapping” phrase’s viral popularity reflects the specific dynamics of digital communication — where the ability to quickly and wittily shut down excessive speech is a valuable social currency. Novelyz.com: “On platforms where attention spans are short, talking too long becomes a social offense. Calling someone a ‘yapper’ or telling them to ‘stop yapping’ often means: you’re being repetitive; you’re wasting my time.” The yapping meaning‘s “stop yapping” phrase has become a standardised response to digital verbosity — a way of enforcing the informal norms of brevity that digital culture increasingly values.
10. “I Know I’m Yapping” – The Self-Aware Use
One of the most characteristically internet-era applications of the yapping meaning is the self-aware use — where the speaker applies the term to their own speech as a form of pre-emptive self-deprecation, acknowledging the excess before anyone else can point it out. Novelyz.com: “Example 3: ‘I know I’m yapping but hear me out.’ Meaning: Self-aware rambling. The speaker knows they’re talking a lot.” Punenjoy.com: “Many people now say ‘I’m yapping’ to laugh at themselves.”
The self-aware yapping meaning is a social lubricant — by acknowledging one’s own tendency to talk too much before the listener can comment on it, the speaker demonstrates self-awareness and invites the listener to be patient. The phrase “I know I’m yapping but hear me out” performs several social functions simultaneously: it acknowledges the excess, it explains the continuation (“but hear me out”), and it invites the listener into a collaborative moment of indulgence rather than requesting patient endurance.
Dictionary.com’s example shows a self-aware published use: “I’m a part of the problem, too, yapping about this silly kerfuffle six months out.” This journalist applying the yapping meaning to their own writing shows how the self-aware use has extended from digital speech into published media — a form of rhetorical self-deprecation that establishes the writer’s awareness of their own tendency to over-discuss while simultaneously continuing to discuss.
11. Yapping Meaning in Journalism and Media
In contemporary journalism and media, the yapping meaning appears regularly as a vivid metaphorical tool — particularly in sports journalism, where the word’s energy and comic character make it ideal for describing the specific kind of persistent, irritating interference that is part of competitive sport. Merriam-Webster’s 2026 sports journalism example: “But if Bruce Brown or Aaron Gordon sets a blind pick as Jokic goes to the corner that will ease the appetite of the defenders to latch onto the center’s legs like yapping Chihuahuas.” This example shows the yapping meaning‘s animal imagery deployed in a sports context — the defenders described as small, persistent, yapping dogs latching onto a much larger player.
Merriam-Webster’s second 2026 journalism example shows the yapping meaning in a more serious context: “Cricket was shot for yapping uncontrollably, bungling the mission, and killing innocent bystanders.” In this military/action context, “yapping uncontrollably” describes communication failures with deadly consequences — showing how the yapping meaning‘s sense of uncontrolled, excessive talking can be deployed in contexts where it carries real weight beyond mere social irritation.
Dictionary.com documents the yapping meaning in broader media contexts: “‘All that yapping and now I get to share it with the world.'” Cambridge Dictionary’s corpus includes: “All we hear is the yapping of uncertainty” — a political metaphor using the yapping meaning to describe political speech characterised by persistent anxiety and noise rather than substance. These media applications show the yapping meaning‘s range from light sports commentary to serious political critique — always carrying the core quality of excessive, somewhat pointless noise.
12. Yapping Meaning in Parliament
One of the most fascinating documented contexts for the yapping meaning is the British parliamentary record — where the word appears multiple times in Hansard, suggesting that the informal but pointed force of “yapping” has made it useful in political debate as a way of dismissing opponents’ speech. Cambridge Dictionary documents several parliamentary uses: “Meantime, perhaps he will stop yapping.” “It will try to obtain the maximum mileage by running up and down and yapping, and by trying to bite the heels of those who attempt to control it.” “We have shown ourselves not yapping puppies satisfied with a pat on the head and a smile.” “I am happy to listen to the kennel opposite yapping its way through the night.”
The parliamentary yapping meaning deploys the dog metaphor explicitly — the “kennel opposite yapping its way through the night” is a vivid political image that applies the animal sound quality of the yapping meaning to the speech of the opposing political party. Cambridge Dictionary’s most directly contemporary parliamentary example: “Are they getting a little too frightened and will they stop their yapping?” — using the yapping meaning to simultaneously dismiss the substance of opponents’ arguments and characterise their speech as fear-driven noise rather than substantive debate.
13. The Yapper – Noun Form
The noun form “yapper” — describing a person or animal who yaps — is one of the most important related forms of the yapping meaning, particularly in internet slang where it describes a specific personality type. Egrammarbook.com: “Yap (noun): Someone who yaps frequently. Yip-yap: Playful term for a noisy or talkative person or pet.” Englishdictionaryone.com: “Calling someone a ‘yapper’ or telling them to ‘stop yapping’ often means: you’re being repetitive; you’re wasting my time; what you’re saying has no value.”
The “yapper” noun from the yapping meaning functions as a personality label — describing someone chronically inclined to talk too much, to repeat themselves, or to fill silences with speech that adds little value. In internet culture, “yapper energy” has emerged as a humorous descriptor for this personality type — someone who simply cannot help narrating everything, explaining everything, and filling every conversational space with words. Dictionary.com: “an uncouth or stupid person; bumpkin; fool” — showing an older, more directly insulting sense of the noun form that has largely been replaced by the more humorous contemporary “yapper” usage.
14. Synonyms and Related Slang for Yapping
The synonyms and related slang terms for the yapping meaning span from formal to highly colloquial. Formal and semi-formal synonyms: chattering, jabbering, babbling, prattling, rambling, blathering, rattling on, going on. Novelyz.com: “If you understand yapping, these will feel familiar: blabbering, ranting, running their mouth, on a monologue, spamming texts.” Egrammarbook.com: “‘Yapping on the phone all evening’ — Since ‘prating’ is similar, but not as common.”
The related slang family shows how the yapping meaning sits within a broader vocabulary of excessive talking in internet culture: “yapping” (talking too much), “spamming” (sending too many messages), “ranting” (talking angrily and excessively), “blabbering” (talking confusedly and excessively), “typing an essay” (writing a disproportionately long message), “running their mouth” (talking without restraint). Punscollege.com: “‘Ranting Slang Explained’ and ‘Oversharing Meaning in Text'” — documenting related concepts in the same vocabulary cluster. Merriam-Webster: “chatter” as the primary synonym for the yapping meaning‘s human speech sense.
15. When NOT to Use Yapping
The informal, slightly critical register of the yapping meaning makes it inappropriate in a range of contexts. Punenjoy.com: “It’s rarely used in professional settings.” Pikuplin.com: “The yapping meaning always carries a hint of criticism.” Novelyz.com: “Is yapping rude? It can be. Among friends it’s often playful, but in serious or formal contexts it can sound dismissive.” Professional emails, formal presentations, workplace communication, and any context where the speaker is someone you do not know well enough for playful criticism — these are all contexts where the yapping meaning should be avoided.
Egrammarbook.com provides specific usage guidance: “Know your audience: Use it in friendly or casual contexts. Tone matters: It’s usually playful or mildly critical — avoid sounding mean. Avoid in formal writing: Reserve for relaxed conversations and comedic storytelling.” Englishdictionaryone.com: “Between friends joking around, it’s fine. Between strangers or in tense situations, it’s sharp. In professional contexts, it’s completely inappropriate.” The key principle is that the yapping meaning always contains a quality of dismissiveness — however gentle — that is only appropriate between people whose relationship can support that level of directness.
FAQs About Yapping Meaning
Q1. What does yapping mean?
The yapping meaning has two main senses: (1) the sharp, repetitive barking of small dogs; and (2) slang for talking too much, excessively, or in an annoying and pointless way. Pikuplin.com: “The yapping meaning refers to talking too much, often loudly, repeatedly, or in an annoying way. It’s commonly used to describe speech that feels unnecessary, nonstop, or irritating to the listener.”
Q2. Where does yapping come from?
The yapping meaning‘s word dates to the late 1600s — originally describing the sharp barking of small dogs. The human speech application developed over the following centuries. Punscollege.com: “Social media, especially TikTok and Twitter (X), helped revive yapping as a sarcastic term for long captions, rants, or endless voice notes.” The contemporary slang revival is primarily associated with Gen Z digital culture from the early 2020s onward.
Q3. Is yapping an insult?
The yapping meaning always carries some mild criticism but ranges from affectionate teasing to genuine dismissal depending on context. Novelyz.com: “Is yapping rude? It can be. Among friends it’s often playful, but in serious or formal contexts it can sound dismissive.” Pikuplin.com: “The yapping meaning always carries a hint of criticism.”
Q4. What does “stop yapping” mean?
“Stop yapping” uses the yapping meaning‘s slang sense to tell someone to stop talking excessively. It appears everywhere from TikTok comments to British parliamentary speeches. Englishdictionaryone.com: “Calling someone a ‘yapper’ or telling them to ‘stop yapping’ often means: you’re being repetitive; you’re wasting my time; what you’re saying has no value.”
Q5. Is yapping a Gen Z word?
The yapping meaning as contemporary internet slang is primarily associated with Gen Z, though its roots go back centuries. Novelyz.com: “It’s heavily used by Gen Z, but Millennials use it too, especially online.” Punscollege.com: “Yes, especially among Gen Z. The yapping meaning goes far beyond just ‘talking too much.’ It has evolved into a playful, sarcastic, and sometimes self-aware slang term.”
Conclusion
The yapping meaning is one of those rare words that manages to be simultaneously a centuries-old literal description of animal sounds, a long-established informal human speech term, a parliamentary rhetorical device, a viral internet slang phenomenon, and a vehicle for a specific kind of self-aware digital humour — all without any of these applications contradicting or diminishing the others.
Whether the yapping meaning is encountered in Merriam-Webster’s 2026 sports journalism citation about defenders “like yapping Chihuahuas,” in a British parliamentary speaker telling a colleague to “stop yapping,” in a TikTok comment section where “you’re literally yapping rn” appears under a particularly long caption, or in a self-deprecating “I know I’m yapping but hear me out” from someone aware of their own tendency to over-explain — the word always delivers the same essential quality: the vivid, somewhat comic image of persistent, excessive, ultimately rather pointless noise that nobody asked for and nobody can quite stop.