American English

Definition of ugly adjective from the Oxford Advanced American Dictionary



    (uglier, ugliest)
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  1. 1unpleasant to look at synonym unattractive an ugly face an ugly building an ugly scar
  2. 2(of an event, a situation, etc.) unpleasant or dangerous; involving threats or violence an ugly incident There were ugly scenes in the streets last night as rioting continued.
  3. Idioms
    (as) guilty, miserable, ugly, etc. as sin (informal)
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    used to emphasize that someone is very guilty, etc.
    something rears its (ugly) head
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    if something unpleasant rears its head or rears its ugly head, it appears or happens
noun [uncountable] He was depressed by the extreme ugliness of the city.
See the Oxford Advanced Learner's Dictionary entry: ugly