sloppy brain Share definition Flag When A girl sucks you off and spits all over your dick and is sloppy when she sucks you off. I went round Swifts house to play A bit or Ark, His mum gave me sloppy brain in the shed. Whilst police daddy watched me. sloppy brain by Charlie24912491 October 1, 2017 0 0 Get merch Get the sloppy brain mug. Buy Now — $32.95 See more merch