Laundry Fart Share definition Flag The occurence when wearing clean pants and letting one rip causes the delightful smell of detergent. G: MMM.... smell that laundry fart? S: Yep... what kind of bounce sheets do you use again? Laundry Fart by samayle rairn April 6, 2009 0 0 Get merch Get the Laundry Fart mug. Buy Now — $32.95 See more merch