1 definition by ass man 5000

Top Definition
the act in wich a man lifts the legs of a pregnant woman till she looks like a cannon ball and proceeds to fuck her till he's satisfied or untill he pokes the babys face
Me and my wife did a cannon ball run when she was pregnant and now my baby has dimples
by ass man 5000 May 11, 2007

Mug icon
Buy a cannon ball run mug!