U.G.O

a U.G.O is the obreiviation of a unidentified gounded object. usually a mole or zit on your body.

Karl: hey Dave whats the docter say about that thing thats appered on ur watssit?

Dave: they still dont know what it is.

Karl: so you might say is a U.G.O!

by karl135 April 06, 2008