Uberhoss Share definition Flag The act of being such a hoss, that thare is a need to create a new word to describe the hossness of it Guy 1: dude, did you see that guy fix his computer just by giving it the squinty-eyes? That guy is a hoss. Guy 2: no that guy is an uberhoss. Uberhoss by Turtle743 June 14, 2010 Get the Uberhoss mug.