Moopsy Bitch Share definition Flag a dumb,childish,immature bitch O DUDE SHE THREW A BRICK AT YOU, what a MOOPSY BITCH!!! Moopsy Bitch by Thelza86 March 19, 2011 0 0 Get merch Get the Moopsy Bitch mug. Buy Now — $32.95 See more merch