Vile ass fume Share definition Flag A toxic pungent fume ejected from the anal orifice Man 1: What floats, smells like poo and is coming at you? Man 2: what? Man 1: A vile ass fume - *PRRRUT* Vile ass fume by Thefume1010 April 21, 2019 Get the Vile ass fume mug.