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Synonyms

wise guy

American  

noun

  1. Informal. a cocksure, conceited, and often insolent person; smart aleck.

    He has a reputation for being a wise guy.


wise guy British  

noun

  1. informal a person who is given to making conceited, sardonic, or insolent comments

  2. a member of the Mafia

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

wise guy Idioms  
  1. An obnoxious know-it-all, a person who makes sarcastic or annoying remarks, as in the teacher was delighted that the worst wise guy in the class was moving out of town. [Slang; second half of 1800s] Also see smart aleck.


Other Word Forms

Etymology

Origin of wise guy

An Americanism dating back to 1895–1900

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Mad magazine’s award-winning cartoonist and ageless wise guy who delighted millions of kids with the sneaky fun of the Fold-In and the snark of “Snappy Answers to Stupid Questions.”

From Seattle Times Dec. 3, 2023

Locke has Charlie’s gentle deportment but with the soft edge of a cool-kid wise guy.

From New York Times Jul. 29, 2023

“So does Jones get the tackle credit too,” one wise guy posted in a comment on YouTube.

From Washington Times Mar. 31, 2021

Brown had gone from wise guy to wise man, from skinflint to a bit of a spendthrift; the bullet train caught his eye and his imagination, though it also courted controversy.

From Los Angeles Times May 8, 2020

And if you tell ’em you knew a witty boy, you gotta tell ’em he was kind of a smart aleck, though, or a wise guy.

From "Nine Stories" by J. D. Salinger

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