bumblepuss Share definition Flag Second stomach just south of the first one. often referred to as a "front butt" or "fanny pack." Holy shit look at that bitches bumblepuss..it has subdivisons. Dare I say it's a BPU. bumblepuss by julie-ann doy- al January 30, 2008 0 0 Get merch Get the bumblepuss mug. Buy Now — $32.95 See more merch