Crappy pants Share definition Flag A pair of pants or underpants that has been freshly pooped in or shows signs of past pooping mishaps. Look at Jimmy standing there in his shit stained underpants. He's got crappy pants. Crappy pants by JoeyBomm January 26, 2021 0 0 Get merch Get the Crappy pants mug. Buy Now — $32.95 See more merch