Shitting Twinkies Share definition Flag How you feel when you are or were really scared of something, someone or an event. Man....when those two Pit Bulls chased me, I was shitting twinkies! I thought for sure I was going to get a mauled! Shitting Twinkies by Bigdog1973 August 14, 2011 0 0 Get merch Get the Shitting Twinkies mug. Buy Now — $32.95 See more merch