Ball Slipper 

When you sit and a fart feels like it slips out your balls.

Seth: Dude, Ben, What the hell was that??

Ben: I just let out a ball slipper!!

Chris: DUDE that smells like crap!

Ball Slipper by B4E2N0 March 21, 2010

ball slapper 

When you're having sex doggy style with a girl and your balls slap up against her lower belly.

"It was a ball slapper of a good time!"

ball slapper by luckylewk July 30, 2004

ball slapper 

landing heavily on your balls while kitesurfing / surfing

I had a nasty ball slapper while landed that crazy trick

ball slapper by chemic November 25, 2010

ball slapper 

A turd so long that when it breaks off, it falls foward and slaps you in the balls.

This burrito is going to turn into a ball slapper.

ball slapper by wg February 5, 2003

ball slapper 

sexual position with the womans legs over the blokes shoulders and beig pushed back so theres maximum ball slappage on her arse

Wow she's she loves a good ball slapper does that one

ball slapper by Rockafellatio September 5, 2007

ball slapper 

when your balls slapp against your girls theighs when your have sex

i hope i don't have a ball slapper with you

ball slapper by jack March 8, 2003

Ball slapper 

A description for someone who is extremly annoying.

"You know what, your a real Ball Slapper."

Ball slapper by All that rock March 31, 2009