Acacapocalypse Share definition Flag 1. A serious case of diarrhea. 2. When the sh!t hits the fan. 1. My Taco Bell dinner caused the Acacapocalypse. 2. Acacapocalypse is here! Take shelter now! Acacapocalypse by Breeda March 11, 2020 0 0 Get merch Get the Acacapocalypse mug. Buy Now — $32.95 See more merch