Beefalo Share definition Flag An animal that could beat that O Beefalo 0nes butt any day any time! HEY O BEEFALO 0ne, Me AND this Beefalo could kick your butt! Beefalo by Musicman2508 April 8, 2005 0 0 Get merch Get the Beefalo mug. Buy Now — $32.95 See more merch