WISE GUY


Meaning of WISE GUY in English

noun

1.

( informal disapproving , especially NAmE ) a person who speaks or behaves as if they know more than other people

SYN know-all

2.

( US , slang ) a member of the Mafia

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.