j-rag Share definition Flag Abbreviation for "jiz rag." An intensely hated or envied female whose face you would like to wipe with semen. "Jen didn't stop bragging about her new 5-bedroom house - what a cross-eyed J-rag." j-rag by Kristin Mandelker September 25, 2007 0 0 Get merch Get the j-rag mug. Buy Now — $32.95 See more merch