wise-ass(redirected from a wiseass)
One who is sarcastic or makes jokes in an attempt to seem witty, usually to others' annoyance; a smart aleck. Primarily heard in US. Joe is such a wise-ass that it's hard to know when he's being serious. Every class seems to have one disruptive wise-ass.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.