Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English


English definition of “catch sb napping”

catch sb napping

If someone is caught napping, something happens to them that they are not prepared for: The goalkeeper was caught napping and the ball went straight in.Surprising and shockingMaking people sad, shocked and upset
(Definition of catch sb napping from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

Translations of “catch sb napping”

Word of the Day


physical activity that you do to make your body strong and healthy

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