ChrisL6464's definitions

dummy up

verb: to recommend to someone to keep quiet before they end up saying or doing something to prove their stupidity. The person often thinks they are undoudtedly correct. Often what they are saying refers to someone in their presence that they are unaware the story effects.

person 1: Hey, did you here that Joe got busted at Macy's ? (Joe's mom is right behind person 1 and overhears this story)

person 2 : Dude, why don't you dummy up !!

person 1 : Huh?

by ChrisL6464 April 10, 2010