The action of pelvic thrusting to create a slapping noise erupting from the gooch to testicles contact. Slappin' your weiner up and down to make slappy noises.
Dude, did you hear that ballswack? It was intense. It sounded like two sea lions mating.
Prices shown in USD.
Type your email address below to get our free Urban Word of the Day every morning!
Emails are sent from firstname.lastname@example.org. We'll never spam you.