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Synonyms

underworld

American  
[uhn-der-wurld] / ˈʌn dərˌwɜrld /

noun

underworlds plural
  1. the criminal element of human society.

  2. the imagined abode of departed souls or spirits; Hades.

  3. a region below the surface, as of the earth or a body of water.

  4. the opposite side of the earth; the antipodes.

  5. Archaic. the earth.


underworld British  
/ ˈʌndəˌwɜːld /

noun

    1. criminals and their associates considered collectively

    2. ( as modifier )

      underworld connections

  1. the regions below the earth's surface regarded as the abode of the dead; Hades

"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

Other Word Forms

Noun Inflected Forms

Etymology

Origin of underworld

First recorded in 1600–10; under- + world

Vocabulary lists containing underworld

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.

See Examples For:

Capp notes, "Even in London's seedy underworld, a hat felt essential."

From Science Daily May 7, 2026

In the underworld of social media they are now arguing among themselves.

From BBC Feb. 28, 2026

Yet before she can truly represent both the queen of the underworld and goddess of spring, Moreno must first survive the gauntlet that is the New York winter.

From Los Angeles Times Feb. 27, 2026

At least three high-level operatives would likely race for the throne of Oseguera’s underworld empire, said U.S. authorities.

From The Wall Street Journal Feb. 24, 2026

In Homer the underworld is vague, a shadowy place inhabited by shadows.

From "Mythology: Timeless Tales of Gods and Heroes" by Edith Hamilton

“This latest action marks a significant escalation in the partnership between the cyber underworlds of these two nations,” Chainalysis said on its blog.

From Washington Times Sep. 18, 2023

Globally, assorted gods have patrolled assorted underworlds for millennia, with death as their gloomy guard duty.

From Los Angeles Times Sep. 1, 2022

The “Uncut Gems” creators, Josh and Benny Safdie, are known for their merciless filmmaking style, made up of seedy underworlds and populated with first-time actors cast off the street.

From New York Times Nov. 27, 2019

Ancient heroes who wished to grasp the truth of things had to pass through underworlds, or dwell in caves; sometimes, like Oedipus, they could see clearly only once they had been blinded.

From The Guardian Dec. 15, 2018

He told of the strange underworlds hidden from the casual eye, of subterranean rivers of life which Respectability never sees.

From Stories from Everybody's Magazine by Various

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