Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “wise guy”

See all translations

wise guy

noun [C] uk   ( US offensive wise ass) informal us  
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!
wise-guy
adjective [before noun] uk   /ˈwaɪz.ɡaɪ/ ( US offensive wise-ass) us  
wise-guy humour
Translations of “wise guy”
in Korean 잘난체 하는 사람…
in Arabic مَغرور…
in Portuguese sabichão, sabichona, espertinho…
in Catalan setciències…
in Japanese 知ったかぶりをする人…
in Italian sapientone, -a…
in Chinese (Traditional) 自作聰明的人, 自命不凡的人…
in Chinese (Simplified) 自作聪明的人, 自命不凡的人…
(Definition of wise guy from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of wise guy?
Add Cambridge dictionaries to your browser to your website

Word of the Day

be as cold as ice

to be extremely cold

Word of the Day

Let’s celebrate! (words and phrases for parties)

by Kate Woodford,
December 17, 2014
​​​ With Christmas and New Year almost upon us, we thought it a good time to look at the language of parties and celebrations. First, let’s start with the word ‘party’ itself. To have or throw a party or, less commonly, to give a party is to arrange a party: We’re having a

Read More 

cinderella surgery noun

December 15, 2014
cosmetic surgery to the feet We have all heard of people having nose jobs, boob jobs and liposuction – but now a new trend growing in popularity in America: Cinderella surgery.

Read More