Quittage Share definition Flag To stop something. Quittage is used to tell somebody to stop what they are doing, imediately! Nick was trying to ram me in the poopster, so i yelled "Quittage Boy!" Quittage by Lt. Fart MacNugget September 28, 2009 0 0 Get merch Get the Quittage mug. Buy Now — $32.95 See more merch