Fart Ghost Share definition Flag It's when you fart and a ghost made out of fart comes outta your ass and haunts the room with a nasty-ass smell. All thanks to Timmy, my house is haunted and stinks like shit. Damn those Fart Ghosts! Fart Ghost by Mr. Burgess November 20, 2007 0 0 Get merch Get the Fart Ghost mug. Buy Now — $32.95 See more merch