Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

  

English definition of “lock”

lock

verb     /lɒk/
lock horns (with sb) to become involved in a disagreement or argument with someone: My first test as a manager early in my career was locking horns with a union representative at a print factory.lock horns (with sb) over sth The White House and Congress locked horns over how to cut the budget deficit.
(Definition of lock verb from the Cambridge Business English Dictionary © Cambridge University Press)
Focus on the pronunciation of lock

Browse related topics

You are looking at an entry to do with Fastening and tying, but you might be interested in these topics from the Cutting and joining topic area:

Definitions of “lock” in other dictionaries

Word of the Day

work out

to exercise in order to improve the strength or appearance of your body

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