cub'n Share definition Flag the art of playing with a rubik's cube to an extent that is sooo great that it is worthy of its own verb... my cub'n needs improv'n and i think it needs some lub'n! cub'n by kirk and jared June 4, 2007 0 0 Get merch Get the cub'n mug. Buy Now — $32.95 See more merch