Top definition
The ability of any woman to win an argument or prove a man wrong, based solely on the fact that she has a vagina.
Abigail proved Johnny wrong through vagina logic.
by behle December 01, 2008
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2
The exact opposite of normal defined logic. Logic of the female species.

Illogical

nonsensical
Fred: "dude, I just don't understand why she acts like that...."
George: " I'll explain, your not using vaginalogic. It's completely different than the logic the rest of us use. Women just don't play by our rules man..."
by KonohaSaint December 07, 2010
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