knockoff

1 of 2

noun

knock·​off ˈnäk-ˌȯf How to pronounce knockoff (audio)
Synonyms of knockoffnext
: a copy that sells for less than the original
broadly : a copy or imitation of someone or something popular

knock off

2 of 2

verb

knocked off; knocking off; knocks off

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
4
a
: kill
He's alreadyknocked off two men to keep them out.W. E. Johns
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

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
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Noun
Tuesday appears in the film looking more like a knockoff version of the deadpan character but still has her signature black bangs and pigtail braids. Caroline Blair, PEOPLE, 10 June 2026 Perhaps because the photopolymer plate printing used to make it was already elaborated on in the best-selling 1993 novel The Club Dumas and its 1999 knockoff film adaptation, The Ninth Gate). Matthew Wills, JSTOR Daily, 8 June 2026
Verb
Stellar industrial design, great build quality, and high-octane silicon make this a top choice, especially for this price with $250 knocked off! K. Thor Jensen, PC Magazine, 15 June 2026 All of the Jays’ run-scoring knocks off Weathers also came on two-strike counts. Gary Phillips, New York Daily News, 13 June 2026 See All Example Sentences for knockoff

Word History

First Known Use

Noun

1966, in the meaning defined above

Verb

1649, in the meaning defined at intransitive sense

Time Traveler
The first known use of knockoff was in 1649

Browse Nearby Words

See all Nearby Words

Cite this Entry

“Knockoff.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/knockoff. Accessed 19 Jun. 2026.

Kids Definition

knock off

verb
: to stop doing something
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster