A woman who gets very nervous and is unable to eat anything around her crush.
Girl 1: Wow she looks like she's lost 10 lbs!

Girl 2: Oh, she gets totally manorexic every time the quarterback says 'hello'.
by BlaizeS October 04, 2007
lesbian a women who doesn't like men
Man: "Hey, you wanna go on a date?"
Woman: "No, sorry I'm manorexic."
by Dannie R January 11, 2007

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