Barbie Rat Share definition Flag A Barbie Rat is a rich spoiled annoying friend(They tend to think you have money for everything). Jessica your such a Barbie rat...like die😘 (Jessica is just a random name) Barbie Rat by kenny_west360 June 7, 2016 0 0 Get merch Get the Barbie Rat mug. Buy Now — $32.95 See more merch