STFUBISYUTHAKYAOTD Share definition Flag To tell someone to stop talking before they get theirs. Hey Russ, SHUT THE FUCK UP BEFORE I SLAP YOU UPSIDE THE HEAD AND KICK YOUR ASS OUT THE DOOR. STFUBISYUTHAKYAOTD by Julia408 June 22, 2005 0 0 Get merch Get the STFUBISYUTHAKYAOTD mug. Buy Now — $32.95 See more merch