Jizz Fiend Share definition Flag Someone who likes Jizz so much that they become obsessed with it, like a fiend. See how that works? Hey, i saw karen the other day, she's such a jizz fiend now. Jizz Fiend by SteveC937 February 4, 2009 0 0 Get merch Get the Jizz Fiend mug. Buy Now — $32.95 See more merch