knock·​off | \ ˈnäk-ˌȯf How to pronounce knockoff (audio) \

Definition of knockoff

 (Entry 1 of 2)

: a copy that sells for less than the original broadly : a copy or imitation of someone or something popular

knock off

knocked off; knocking off; knocks off

Definition of knock off (Entry 2 of 2)

intransitive verb

: to stop doing something

transitive verb

1 : to do hurriedly or routinely knocked off one painting after another
2 : discontinue, stop knocked off work at five
3 : deduct knocked off a little to make the price more attractive
4a : kill knocked off two men … on mercenary grounds— Lewis Baker
b : overcome, defeat knocked off each center of rebellion
5 : rob knocked off a couple of banks
6 : to make a knockoff of : copy, imitate knocks off popular dress designs

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Examples of knockoff in a Sentence

Noun That purse is a knockoff. Verb decided it was time to knock off telling fantastic fibs about her family background a proposal to knock 10 cents off the gasoline tax
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Recent Examples on the Web: Noun Before the pandemic, federal trade law enforcement agencies were focused on busting knockoffs such as luxury goods and computer software, mostly from China. Martha Mendoza, Fortune, "‘It’s just unprecedented’: Counterfeit face masks are reaching frontline health care workers in U.S.," 13 May 2020 Brands must enforce their trademarks, so Sahad dedicated much of his time to a task that larger agencies usually delegate to legal teams: finding and reporting knockoffs. Roger Sollenberger, Wired, "The Freewheeling, Copyright-Infringing World of Custom-Printed Tees," 16 Mar. 2020 After buying the knockoffs, a counterfeiter would add cannabis oil that is widely available in the illicit market — one recent online ad was selling oil for $6 a gram when purchased by the liter. Michael R. Blood, Los Angeles Times, "L.A. stores sell supplies for making knock-off, possibly dangerous, cannabis vapes," 17 Sep. 2019 Readymade knockoffs of couture unattainables aren’t a dirty little secret anymore; fresh cheats can usually be found in bright flagship stores within a few blocks of the originals. Cintra Wilson, The New York Review of Books, "Waste Not, Shop Not," 11 Feb. 2020 Instagrammers often complain about Chinese fast fashion companies copying their looks and using their photos (often with their faces cropped out) to sell cheap knockoffs. Emma Grey Ellis, Wired, "Companies Are Stealing Influencers' Faces," 21 Feb. 2020 SuperBalls became the darlings of physics professors, who took them to classes and circumscribed their bounces in equations and matrices at just the moment when cheap Zectron knockoffs were hitting gumball machines worldwide. New York Times, "How a Bouncy Ball Changed the Way I See the World," 3 Apr. 2020 There are no Eric Church knockoffs and no artists that are remotely like him. Billboard Staff, Billboard, "Billboard's 2019 Country Power Players List Revealed," 31 May 2019 That knife was a cheap Swiss Army knockoff bought at a mountain trinket shop that weekend and, in a perverse way, the back-seat stabbing kicked off my fascination with knives. T. Edward Nickens, Field & Stream, "Knives We Love," 22 Feb. 2020 Recent Examples on the Web: Verb In that case attackers required targets to complete a CAPTCHA that was a knock off of Google’s reCAPTCHA service. Dan Goodin, Ars Technica, "To evade detection, hackers are requiring targets to complete CAPTCHAs," 18 June 2020 Damaged property: Sheldon Road-Christene Boulevard A fire hydrant was found knocked off its base at about 6 a.m. April 24 at Sheldon and Christene. Bob Sandrick, cleveland, "Nearly $50,000 stolen from nursing home: Brook Park Police Blotter," 8 May 2020 But last month the owner called him to knock off 20%. Prashant Gopal,, "Frozen Housing Market Relies on Bargains and Desperation," 5 May 2020 But the Battle for the Iron Skillet carries a little more weight this year after the Mustangs knocked off TCU in Fort Worth last season. Dallas News, "A way-too-early look at TCU football’s 2020 schedule: Can Frogs steal a win against OU?," 7 Apr. 2020 Earlier in the month, there were Vegas odds on players like Anna Nordqvist and Amy Olson as some heavy-hitters came out to knock off the rust while the LPGA and the rest of the golf world is on an extended break. Beth Ann Nichols, azcentral, "Golf in Arizona to continue during 'stay-at-home' order, so Cactus Tour rolls on," 31 Mar. 2020 Following its 61-56 victory over Sanford-Meridian in the quarterfinals, Iron Mountain learned that Detroit Edison had knocked off No. Mick Mccabe, Detroit Free Press, "Iron Mountain boys still burning from 2019 state title nightmare: 'It’s a wound that runs deep'," 13 Mar. 2020 That night, the Nets came back from a 17-point fourth-quarter deficit to knock off the Boston Celtics on the road, a game in which LeVert scored 51 points. New York Times, "Kenny Atkinson Is Out as Nets Head Coach," 7 Mar. 2020 Capital Economics research suggests tourism arrivals in Japan will fall by 40% this quarter due to COVID-19, knocking off 0.4 percentage points from growth. Charlie Campbell, Time, "Could the 2020 Tokyo Olympics Be a Victim of COVID-19?," 20 Feb. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'knockoff.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of knockoff


1966, in the meaning defined above


1649, in the meaning defined at intransitive sense

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Time Traveler for knockoff

Time Traveler

The first known use of knockoff was in 1649

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Statistics for knockoff

Last Updated

6 Jun 2020

Cite this Entry

“Knockoff.” Dictionary, Merriam-Webster, Accessed 6 Jul. 2020.

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More Definitions for knockoff


How to pronounce knock off (audio)

English Language Learners Definition of knockoff

: a cheap or inferior copy of something

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Rhyming Dictionary: Words that rhyme with knockoff

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