Top definition
When a female tries to man the fuck up but cannot do so because she is just simply not man enough, all she can do is what any self respecting lady would do and bend over to recieve a man up her ass.
Sian - I cant watch this film its to scary
Jon - Don't be such a pussy
Sian - But its gunna give me nightmares
Jon - Just man up
Sian - But I dont like it (starts crying)
Jon - Man the Fuck Up
Sian - Man up My Ass
by Black Jon February 24, 2008
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