the shit hits the fan's definitions
Anal Sex, basically... When you moon someone you show your butt, when you probe something you usually stick something in a hole... So it makes sense.
Hey, I was probing the moon last night with this chick when she farted... I then orgasmed. It... Was... Awesome!!!!
by the shit hits the fan May 2, 2009
Get the Probing The Moonmug.