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Definition of knockoff

knockoff

/ˈnɑːkˌɔːf/
(UK: knock-off)
knock · off
Plural:knockoffs
•
Adjective:knockoff
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knockoff Lexical Profile

knockoff Game Scores & Validity

• noun

1

A cheap or unauthorized copy of an expensive, popular, or designer product.

Example

"She realized the handbag was a knockoff when the stitching began to unravel after a week."

Synonyms
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Antonyms
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• adjective

1

Unauthorized, counterfeit, or cheaply imitated to resemble a well-known brand or designer product.

Example

"The street vendor was fined for selling knockoff watches to unsuspecting tourists."

Synonyms
View all synonyms for knockoff
Antonyms
View all antonyms for knockoff

Word Nuance & Usage

The closed or hyphenated noun/adjective "knockoff" ("knock-off") refers to a cheap imitation, whereas the open two-word phrasal verb "knock off" means to stop working, produce something hastily, or reduce a price.

• Nearby Words

knockdown
knocker
knockers
knockoff
knockout
knockwurst
knoll

Usage Trend

Historical frequency of usage in published text.

180019102020
Data source: Google Books Ngram Viewer

Cite this Entry

Wordmom. (2026). Definition of Knockoff. In Wordmom Dictionary. Retrieved Nov 4, 2026, from https://wordmom.com/dictionary/knockoff
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