Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English


English definition of “kick in”

kick in

informal phrasal verb with kick     /kɪk/ verb
to start to be effective or to happen : The new tax rate kicks in next month .Starting and beginningStarting again
(Definition of kick in from the Cambridge Learner's Dictionary © Cambridge University Press)

Definitions of “kick in” in other dictionaries

Translations of “kick in”

Word of the Day


a good knowledge of something, or the fact that you know it so well

Word of the Day


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