Sphinctergeddon Share definition Flag What happens to youre ass the morning after a night of poor dietary choices. "Don't go in there." "Why?" "It's occupied." "By who?" "The four horsemen of the Sphinctergeddon." Sphinctergeddon by Turbobear October 21, 2006 0 0 Get merch Get the Sphinctergeddon mug. Buy Now — $32.95 See more merch