Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English


English definition of “lie”


verb [I] (SPEAK FALSELY)    /laɪ/ (present participle lying, past tense lied, past participle lied)
B1 to say or write something that is not true in order to deceive someone: Are you lying to me? Don't trust her - she's lying . I suspect he lies about his age . → See also liarLies, lying and hypocrisyDishonest people
(Definition of lie verb (SPEAK FALSELY) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of lie

Definitions of “lie” in other dictionaries

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