Buttered the back of my balls Share definition Flag To soil your pants so badly it coats the unfortunate persons testicles. Oh no...we have to go.What do you mean we have to go?I just buttered the back of my balls man. Buttered the back of my balls by EZD May 2, 2015 0 0 Get merch Get the Buttered the back of my balls mug. Buy Now — $32.95 See more merch