Definitions by poloe

Cleavageball 

the game of throwing small objects, such as little balls of paper, inside a girls shirt with the goal of getting it to go in between her boobs.

Bryan: Look at Jessica over there. I'm going to play cleavageball! I'm gonna throw this paper ball inside her shirt.
Barney: You are going to miss! She doesn't have anything!

Cleavageball by poloe December 7, 2012