shitbonersack Share definition Flag when a girl is riding on ur dick and she shits on it creating a shitbonersack person 1: last night sucked. Stephanie was riding my dick and she shat on it person 2: damn bro she gave you a shitbonersack shitbonersack by jakes_balls April 23, 2019 0 0 Get merch Get the shitbonersack mug. Buy Now — $32.95 See more merch