Anal Vacuum Share definition Flag Where you put your mouth on someones asshole and start sucking until you eventually suck a fart out of their ass. I heard that your mom likes to give every guy that shes with an anal vacuum. Anal Vacuum by SePhIrOtH6969 May 28, 2006 0 0 Get merch Get the Anal Vacuum mug. Buy Now — $32.95 See more merch