Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

  

English definition of “Knock it off!”

Knock it off!

informal
something you say when you want someone to stop doing something that is annoying youStop having or doing somethingExpressions telling people to stop doing something
(Definition of Knock it off! from the Cambridge Learner's Dictionary © Cambridge University Press)

Translations of “Knock it off!”

Word of the Day

tie the knot

to get married

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More