Bwahargeedoo Share definition Flag Substitution for a cuss word; primarily PISS. Person1: You totally got pwned by taht noob wit teh c4. Person2: BWAHARGEEDOO!!! Bwahargeedoo by Chimpy Mc Muffin October 16, 2006 0 0 Get merch Get the Bwahargeedoo mug. Buy Now — $32.95 See more merch