Gaffin' Share definition Flag When someone absolute just chats shut about you or your fam or they're talking absolute bollocks!! Explains Gaffin' Dan - " OI you are a right walker!! " Josh - "Wat you gaffn' mate!!" Gaffin' by Sickmynan June 19, 2017 0 0 Get merch Get the Gaffin' mug. Buy Now — $32.95 See more merch