ventrillobutt Share definition Flag One who possesses the uncanny (and deceptive) ability to emit farts that emerge in locations other than its actual source. "Someone just farted in my soup." "Probably Bill. He's a ventrillobutt, you know." ventrillobutt by chapstck4belle June 1, 2005 0 0 Get merch Get the ventrillobutt mug. Buy Now — $32.95 See more merch