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.
by Adrojake January 10, 2011
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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
by idonthaveapseudonym.0 January 12, 2011
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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.
by Benny G East January 13, 2011
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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.
by Liwty:) January 10, 2011
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when somebody fills their butthole full of air and slaps somebody with it and lets out a poot
No, a 3 is good, a 3 is like Mitchell Musso from Hannah Montana after he got, yknow.. whoopy-slapped by Jackson.
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