fartinboxaphobia Share definition Flag to fart in any box, let it sit over night...then open it in the morning and sniff it. Dang that girl Isabella has a bad case of fartinboxaphobia fartinboxaphobia by beamerr1102 June 10, 2011 0 0 Get merch Get the fartinboxaphobia mug. Buy Now — $32.95 See more merch