ugo Share definition Flag A word that can mean many things; and ugly girl, chunky girl, any person that u cant define the gender of at a glance. Also a combination of ugly and ho. For the future applications for the wearment of thongs: ugos aren't allowed. ugo by Brett Coyle June 20, 2006 0 0 Get merch Get the ugo mug. Buy Now — $32.95 See more merch