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One who is a gangsta and has very little or no teeth. A Fat Andy is also known to drink large amounts of alcohol "to his/her face". Fat Andys are also sexually attracted to pudding. Fat Andys can live anywhere from the suburbs to in a car when experiencing "hard times".
Johnny Jerk off: Hey whose that guy drinkin a 60 to his face and eatin all that puddin'?

Crusty Bitch: Oh dats a Fat Andy.
by Bonzerilla December 05, 2006
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The guy that goes down on a woman after 3 of his buddies came in her.
Dirty paul "What's that cream all over his face"?

Matt Dickbruser "Cum, he just went all Fat Andy on her"
by Cansonthelawn June 14, 2018
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