Usually the last name of a crazy women. Also goes by FF. Very scary. Especially to middle school students. This does not apply to all Fleischfresser's... I hope.
Jeremy: Dude, we were watching a movie about dinosaurs today, and the FF(Fleischfresser) walked into the room. I thought they'd come back to life.

Tom: Tru 'dat.
by Ahaha It's Me May 4, 2009
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