whoopie slap 

to fill up your ass with air and slap someone with it letting out a fart in the process

shane dawson said it

dude she got whoopie slapped

whoopie slap by idonthaveapseudonym.0 January 13, 2011

whoopi slap 

When someone fills their butthole full of air and then they slap somebody with it and let out a poo.

My boyfriend decided to try a new move on me called a whoopi slap. It was so gross.

whoopi slap by Benny G East January 15, 2011

Whoopi Slap 

Where you fill your ass with a bunch of air, then slap your freind releasing what is a so called "Whoopie Slap" or a massive fart.

DUDE! Did you hear that Whoopie Slap?

Whoopi Slap by Liwty:) January 13, 2011

Whoopi Slapped 

When someone fills their butt hole full of air, and slaps them with it and lets out a poo.

Shane Dawson was crazy as all shit in bed and whoopi slapped me.

Whoopi Slapped by Adrojake January 11, 2011

whoopieslap 

When you fill your butthole with air, slap someone with it and a small poo comes out.

Dude if you don't shut up I'm gonna whoopieslap yo' ass

whoopieslap by ShadowNam January 11, 2011