Creaky Pee Share definition Flag (n.) urine that is unnatural in color. Generally seen after a penis has spent too much time in and/or around an asshole. I just took the most glorious creaky pee of my life. Creaky Pee by looby jew January 2, 2009 0 0 Get merch Get the Creaky Pee mug. Buy Now — $32.95 See more merch