1. uggo - Noun
2. uggo - Adjective
uggo (comparative more uggo, superlative most uggo)
(slang) Alternative form of ugly.
uggo (plural uggos)
(slang) An ugly person.
A bore or an uggo might manage not to get up anyone's nose, but if a girl's got brains and looks and personality, she's going to piss someone off, somewhere along the way. Tana French