Top Definition
When you are preforming some physical labour or running and your balls slap back and forth creating a soft slapping noise
This one time i was scraping paint at ym friends house, and the ball slappage could be heard throughout the hallway
by Josh February 23, 2005
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.