That Emmet Wickersham is a real wiseacre, I tell you. I caught him stealing checkers off the board while I was looking at Lawrence Welk on the television set." "If he tries that just one more time, I'm calling the nurse."
Wise-acre is essentially synonymous with the terms jerk and jackass. One defining feature is that a wise-acre enjoys comedy more than anything, and therefore an insult comic or a practical joker would be called wise-acres. It has fallen into disuse recently, but it's still there.
Yeah, Tom's a real wise-acre. He screwed the top of the salt-lid off and when I went to pour it it fell off.
Ruler of Lake Titicaca. Rumored to have a bunghole that gets very angry if it does not receive toilet paper. Cornholio the Great is often seen walking around with his shirt over his head and his hands in the air, chanting songs about his power, and his bunghole.
"I am Cornholio! You do not want to face the wrath of my bunghole, for I need TP!"
Butthead: Shut up, Beavis! (uh huh huh huh)
Beavis: Um, okay. (heh heh heh heh).