Poseidon's Sacrifice Share definition Flag The act of sacrificing toilet paper into the toilet bowl to keep your butt safe and dry from Poseidon's kiss. I took a heavy shit but didn't get any splash damage because I preformed Poseidon's sacrifice. Poseidon's Sacrifice by TheMadHead May 9, 2018 0 0 Get merch Get the Poseidon's Sacrifice mug. Buy Now — $32.95 See more merch