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Synonyms

bottomless

American  
[bot-uhm-lis] / ˈbɒt əm lɪs /

adjective

  1. lacking a bottom.

  2. immeasurably deep.

  3. unfathomable; mysterious.

    a bottomless problem.

  4. without bounds; unlimited.

    He seems to have a bottomless supply of money.
    Synonyms:
    inexhaustible, infinite, boundless

  5. without basis, cause, or reason.

    a bottomless accusation.

  6. nude or nearly nude below as well as above the waist.

    bottomless dancers.

  7. featuring bottomless entertainers.

    a bottomless club.
bottomless British  
/ ˈbɒtəmlɪs /

adjective

  1. having no bottom

  2. unlimited; inexhaustible

  3. very deep

"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

  • bottomlessly adverb
  • bottomlessness noun

Etymology

Origin of bottomless

1275–1325; Middle English botomles. See bottom, -less; bottomless 6, 7 on the model of topless

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.

Here, the sun cast stark, dramatic shadows across the moon’s steep cliffs, rugged ripples and seemingly bottomless craters.

From Los Angeles Times • Apr. 9, 2026

For global companies that once relied on China as a bottomless demand engine, the shift has been jarring.

From MarketWatch • Mar. 18, 2026

In June 2025, Disney and Universal sued AI firm Midjourney over its image generator, which the Hollywood giants alleged was a "bottomless pit of plagiarism".

From BBC • Jan. 15, 2026

Mexican couple Daniela Garcia and Fran Ruiloba joined in for the bottomless revelry after hearing about the event last year.

From Barron's • Jan. 11, 2026

In his Universae naturae theatrum of 1596, Jean Bodin argued that the new continents were simply vast plates floating on a bottomless ocean.

From "The Invention of Science" by David Wootton

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.