sad69 Share definition Flag When you had 69 and you go brush your teeth so that your friend's can't find out but everybody finds out because your forehead smells like shit. What's wrong with john's face?Come on guys!!! He had a SAD69!!Give him a break!!! sad69 by DRIFTWOOD March 28, 2014 0 0 Get merch Get the sad69 mug. Buy Now — $32.95 See more merch