A Kim Kardashian Share definition Flag A big ass or rear end. Normally used as a compliment rather than an insult. Person 1: Wow, you have a little bit of a Kim Kardashian going on back therePerson 2: Thanks ! A Kim Kardashian by Nomedog November 16, 2011 0 0 Get merch Get the A Kim Kardashian mug. Buy Now — $32.95 See more merch