Farty Foul Share definition Flag When you rip a squeaker and you poop a little. Person 1: "Oh man, I think I need to wipe my ass."Person 2: "Farty Foul, dude..." Farty Foul by Bitch, Don't Hassle Me January 3, 2011 0 0 Get merch Get the Farty Foul mug. Buy Now — $32.95 See more merch