Spreading PeanutButter Share definition Flag When you're going to have anal but you spread the cheeks and there's shit between them. {Guy 1} My girl was Spreading PeanutButter last night it was gross.{Guy2} That's hot. Spreading PeanutButter by Supreme meme tean April 26, 2016 0 0 Get merch Get the Spreading PeanutButter mug. Buy Now — $32.95 See more merch