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A girl that is simply unattainable. Varies person to person.
Guy 1: Dude, I'm going on a date with Sarah tonight. Hopefully we can get down to business at my place...

Guy 2: Not a chance dude. She's impossipussy. Dave tried to hook up with her a couple weeks ago and she ran away screaming.
by Fausto Carmona June 18, 2008
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