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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

Derived 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.

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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.

The Swedish pop star treated the crowds to back-to-back, high-energy pop bangers from her latest album Midnight Sun, alongside a host of fan favourites like Stateside and Pretty Ugly.

From BBC • May 23, 2026

She introduces us to the Ugly Animal Preservation Society, an organization whose remit is to raise awareness and support for creatures such as the proboscis monkey and the blobfish.

From The Wall Street Journal • Apr. 30, 2026

This is “Pretty Ugly: the Story of the Lunachicks.”

From Salon • Apr. 28, 2026

Ugly scenes marred the aftermath of Celtic's Scottish Cup quarter-final win on penalties at Ibrox, with spectators entering the pitch.

From BBC • Mar. 10, 2026

Ugly hives and burns mark her arms and chest.

From "The Belles" by Dhonielle Clayton

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