Fartcycle Share definition Flag when an individual farts to such an extreme measure that it propels them into the air and allows momentary travel similar to that of a bicycle. Wow Tony over there blew a real fartcycle, pee-ew Fartcycle by olkore February 14, 2022 0 0 Get merch Get the Fartcycle mug. Buy Now — $32.95 See more merch