When one person bites the other partners right testicle off and as they swallow are repeatedly hit in the throat as a quarter is inserted past their ovaries. They immediately shit the testicle out at 700 feet per second penetrating a recently dug up dead guys rectum.
Example 1
Guy 1,"Nah dog i'm tired from that gum ball machine Laura gave me last night, I don't wanna do shit."
The slap-ass gum-ball machine: John sees Spencersunderwear has a hole in them . “John slapped his ass, pulled his Willy wiener, and his balls fell out.” I just did the slapp-ass gum-ball machine you. You’re dog water.
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...