Word.ws English Dictionary

undergrounds

undergrounds is the plural of underground.

undergrounds is the third-person singular simple present indicative of underground.

Meaning of underground

Noun

underground (plural undergrounds)

  1. The regions beneath the surface of the earth, both natural (eg. caves) and man-made (eg. mines).
  2. (UK) Synonym of subway: a railway that is under the ground.
    • London Underground
  3. (with-definite-article) A movement or organization of people who resist political convention.
    • the French underground during World War II
    Synonyms:
    resistance
  4. (with-definite-article) A movement or organization of people who resist artistic convention.

See all 11 meanings of underground

Questions about undergrounds

What is undergrounds the plural of?
Undergrounds is the plural of underground.

Words near undergrounds in the dictionary

  1. undergrounded
  2. undergrounder
  3. undergrounders
  4. undergrounding
  5. undergroundness
  6. undergrounds
  7. undergrove
  8. undergroves
  9. undergrow
  10. undergrowing
  11. undergrowl

Source and license

Adapted from Wiktionary: undergrounds (page history and authors); underground (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “undergrounds.” Word.ws, https://word.ws/undergrounds. Based on Wiktionary, CC BY-SA 4.0.