pissy cup Share definition Flag When one smells so bad that they smell like a contained container (or in this case cup) of urine. “Shut the fuck up pissy cup” “You’re the last to be talking pissy cup”“Okay pissy cup” pissy cup by chadhueehiebd June 13, 2026 0 0 Get merch Get the pissy cup mug. Buy Now — $32.95 See more merch