Kaine Brain Share definition Flag A term used for people who aren’t the brightest (Retard) who thinks highly of them self. You have “Kaine Brain” man.Did you hear that “Kaine Brain” comment? Kaine Brain by Nig nut July 25, 2022 0 0 Get merch Get the Kaine Brain mug. Buy Now — $32.95 See more merch
