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Definition: All the information you need to know about some girl you want to get with. Information may be acquired by a a friend or even an acquaintance that used to date her.
"I really like this girl, but i don't know anythign abuot her."
"You need to ask John, he used to go out with her. He'll give you the Bitch Bio."
by Striker23 February 27, 2010