1. very unattractive or unpleasant to look at; offensive to the sense of beauty; displeasing in appearance.
2. disagreeable; unpleasant; objectionable: ugly tricks; ugly discords.
3. morally revolting
4. threatening trouble or danger
5. mean; hostile; quarrelsome
6. (esp. of natural phenomena) unpleasant or dangerous
Damn that guy is urkly!