Sladernator Share definition Flag the act of a small man throwing a half-full Dr. Pepper can at a innocent bystandard. "why is there Dr. Pepper stains on your wall?""had to Sladernator a bitch" Sladernator by GertBurg April 24, 2011 0 0 Get merch Get the Sladernator mug. Buy Now — $32.95 See more merch