semen urinal Share definition Flag a chick that's seen and sucked more cock than a toilet has come in contact with. Guy 1: Damn, that chick blew 10 dudes last night Guy 2: Yea man, she's a semen urinal semen urinal by youreadirtygirl July 28, 2009 0 0 Get merch Get the semen urinal mug. Buy Now — $32.95 See more merch