Top Definition
When a sexual partner takes their dentures out and puts their partner's balls in their mouth and gums them.
"The other night my lady put her teeth on the night stand and did The Gumball real good!"
by Lexasaur December 13, 2013
The act of shoving ur balls in between ur legs and getting others to look at them...
.The single most awesome maneuver in the penis showing game, when this move is preformed correctly it automatically makes u the Man in the group of friends u hang with...
Josh- Hey Mike check this out.(preforms the gum ball)

Mike- (looks) Aw shit!

Friends- Omg he did the gum ball!!! josh ur the man!
by penguin26 November 27, 2009

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