1 definition by Pig For A Poke

When you see a woman from behind, who looks like she is very sexy, but when you catch up with her and realize she is very unattractive or might even be a man.
Friend #1 "Damn, that chick over there is smokin'"

Friend #2 "Nah, man, she has a butterface, because when get up close, you realize it was False Advertising from behind!"
by Pig For A Poke December 25, 2010
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