Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “break in someone/something”

break in someone/something

(TRAIN) phrasal verb with break    /breɪk/ verb
to train a person to do a new job, to train an animal to behave in an obedient way, or to use something to make it not as new and more comfortable: We will have to break in three new staff members. I’m still breaking in this new pair of running shoes.
(Definition of break in someone/something (TRAIN) from the Cambridge Academic Content Dictionary © Cambridge University Press)
Focus on the pronunciation of break in someone/something

Word of the Day

closeness

the quality of knowing someone very well, liking them a lot, and wanting to spend a lot of time together

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