look up any word, like swag:

2 definitions by TickleMeNutsack

 
1.
The act of forcing a man's penis into a woman's inner cheek lining. As the cheek reaches it's maximum extension it bounces back
Jean and Rick played trampoline in the car during their lunch hour.
by TickleMeNutsack November 10, 2010
 
2.
A variation of the trampoline, whereas the mouth of the participating female is defecated in and the male participant then proceeds to insert his penis into the inner cheek area in a trampoline fashion.
In a flash, Rick was performing the Cincinnati trampoline with Jean at the drive in theatre.
by TickleMeNutsack November 10, 2010