butt face crack master Share definition Flag a fat fuck who will fart so bad you have to leave the area. guy#1- i have to fart man. *farts* guy#2- awwww thats rank you butt face crack master! butt face crack master by the1stikkia August 17, 2009 0 0 Get merch Get the butt face crack master mug. Buy Now — $32.95 See more merch