Dictionary.com
Thesaurus.com
Synonyms

ugly

American  
[uhg-lee] / ˈʌg li /

adjective

uglier, ugliest
  1. very unattractive or unpleasant to look at; offensive to the sense of beauty; displeasing in appearance.

    Synonyms:
    homely, unlovely, unsightly, uncomely, hard-featured, ill-favored
    Antonyms:
    beautiful
  2. disagreeable; unpleasant; objectionable.

    ugly tricks;

    ugly discords.

  3. morally revolting.

    ugly crime.

    Synonyms:
    corrupt, monstrous, vile, heinous, base
  4. threatening trouble or danger.

    ugly symptoms.

    Synonyms:
    ominous, disadvantageous
  5. mean; hostile; quarrelsome.

    an ugly mood;

    an ugly frame of mind.

    Synonyms:
    spiteful, surly
  6. (especially of natural phenomena) unpleasant or dangerous.

    ugly weather;

    an ugly sea.

    Synonyms:
    tempestuous, stormy

ugly British  
/ ˈʌɡlɪ /

adjective

  1. of unpleasant or unsightly appearance

  2. repulsive, objectionable, or displeasing in any way

    war is ugly

  3. ominous or menacing

    an ugly situation

  4. bad-tempered, angry, or sullen

    an ugly mood

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

ugly Idioms  

    More idioms and phrases containing ugly


Other Word Forms

Etymology

Origin of ugly

First recorded in 1200–50; Middle English ugly, uglike, from Old Norse uggligr “fearful, dreadful,” equivalent to ugg(r) “fear” + -ligr -ly

Explanation

Ugly means "extremely unattractive." On Halloween, some people wear ugly masks as part of their scary costumes. Anything that looks or feels quite unpleasant is ugly. The adjective ugly can describe the way something or someone looks, but it can also describe behavior or actions — the ugly scene your little brother made at the toy store when he didn't get what he wanted or the ugly breakup of a friendship. Remember that when ugly becomes uglier and ugliest, the y becomes an i.

Keep Reading on Vocabulary.com

Vocabulary lists containing ugly

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

On streamed the Celtic supporters and eye-witness reports with a clear view say things got ugly.

From BBC • May 16, 2026

The man’s duality was evident by the fact that he truly was the ugly, divisive character that spawned the nickname “Tricky Dick.”

From Salon • May 14, 2026

And he said, ‘No, no, no, nothing at Disneyland will be ugly.’

From Los Angeles Times • May 12, 2026

The problem: A lot of those people still only know the manosphere creep through his clips and not his full videos, where his ugly visions are actually laid out in full.

From Slate • May 6, 2026

We laughed at the ugly dishes I’d bought in a secondhand booth to replace the china.

From "The Light in Hidden Places" by Sharon Cameron

Vocabulary.com logo
by dictionary.com

Look it up. Learn it forever.

Remember "ugly" for good with VocabTrainer. Expand your vocabulary effortlessly with personalized learning tools that adapt to your goals.

Take me to Vocabulary.com