Casually Evil Share definition Flag When someone is evil in a way that isn't blatant, but is more everyday. Nevertheless, it still makes you want to scream. Bill is so casually evil. I mean, who takes a bite out of a Kit-Kat bar? Casually Evil by ~l-_-l~ October 26, 2017 0 0 Get merch Get the Casually Evil mug. Buy Now — $32.95 See more merch