ghost fart Share definition Flag When you walk into an area that smells like ass, but there's nobody there You walk onto an elevator and it stinks like hell... "Damn, the last person on here either left a ghost fart or crapped their pants" ghost fart by Wierd_Ass_Karma May 11, 2014 0 0 Get merch Get the ghost fart mug. Buy Now — $32.95 See more merch