Biscuit Bitch Share definition Flag A fat bitch who thinks she's skinny, and tries to mack on all the dudes. Damn, look at the size of that bitch, thats the third dick shes sucked tonight shes a big ol biscuit bitch. Biscuit Bitch by EvGottie May 16, 2006 0 0 Get merch Get the Biscuit Bitch mug. Buy Now — $32.95 See more merch