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n. a girl who not only loves it in the ass, but wants it messy too. You can recognise a shit beast simply from the gut instinct that you get when you look at her.
Fergie from the Black eyed Peas is a fucking shit beast dude.
by TheChief March 23, 2006
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n. a girl who not only loves it in the ass, but wants it messy too. You can recognise a shit beast simply from the gut instinct that you get when you look at her.

Fergie from the Black Eyed Peas is a fucking shit beast man.
by TheChief March 30, 2006
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Scientific term for the breed of dog otherwise known as "poodles."
The best method to deter a shitbeast from humping your leg is to hit it in the face.
by B00B00 March 24, 2007
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