Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

  

wise guy

noun [C]
 
 
(US offensive wise ass) informal

Definition

someone who is always trying to seem more clever than anyone else in a way that is annoying: Okay, wise guy, if you're so damned smart, you can tell everyone how it's done!Unpleasant menUnpleasant people in general wise-guy
 
 
/ˈwaɪz.ɡaɪ/ adjective [before noun] (US offensive wise-ass)
wise-guy humourHumour and humorous
(Definition of wise guy noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of wise guy

“wise guy” in other dictionaries

Word of the Day

demur

to express disagreement or refuse to do something

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