Satan's Milkshake Share definition Flag The mixture of shit and cum that comes out of a asshole. Bro me and my girl tried anal lastnight, she made me suck up my Satan's Milkshake through a straw. Satan's Milkshake by SaltWithNoPepper May 8, 2020 0 0 Get merch Get the Satan's Milkshake mug. Buy Now — $32.95 See more merch