dumbbitchery Share definition Flag it's like sorcery, but only dumb bitches can use it. Wow, I'm appalled by the amount of dumbbitchery from this chick. She is truly a master of her craft. dumbbitchery by JBlazeJMH July 25, 2010 0 0 Get merch Get the dumbbitchery mug. Buy Now — $32.95 See more merch