mo'fuggah Share definition Flag The bad ass way to say "mother fucker" in three syllables. Tom: Yo dude I just straight up snorted some swine flu.Justin: Bad. Ass.Tom: Twice mo'fuggah! mo'fuggah by Miltherin November 11, 2009 0 0 Get merch Get the mo'fuggah mug. Buy Now — $32.95 See more merch