underground
Pronunciation
  • (GA) IPA: /ˌʌndɚˈɡɹaʊnd/, /ˈʌndɚɡɹaʊnd/
  • (RP) IPA: /ˌʌndəˈɡɹaʊnd/, /ˈʌndəɡɹaʊnd/
Adjective

underground

  1. (not comparable) Below the ground; below the surface of the Earth.
    Synonyms: subterranean, hypogean
    There is an underground tunnel that takes you across the river.
  2. anchor hidden (figurative) Hidden, furtive, secretive.
    Synonyms: Thesaurus:hidden, Thesaurus:covert
    These criminals operate through an underground network.
  3. (Of music, art &c.) Outside the mainstream, especially unofficial and hidden from the authorities.
    Synonyms: unconventional, alternative
    Antonyms: mainstream
    underground music
Translations Translations Translations Adverb

underground

  1. Below the ground.
    Synonyms: below ground
    The tunnel goes underground at this point.
  2. Secretly.
    Synonyms: clandestinely, in secret, on the quiet
Translations
  • French: sous terre, sous la terre
  • German: unter der Erde, unterirdisch
  • Italian: sottoterra
  • Russian: под земля
Noun

underground (plural undergrounds)

  1. (geography) Regions beneath the surface of the earth, both natural (eg. caves) and man-made (eg. mines).
  2. (chiefly, British) Synonym of subway#English|subway: a railway that is under the ground.
    London Underground
  3. (with definite article) A movement or organisation of people who resist political convention.
    Synonyms: resistance
    the French underground during World War II
  4. (with definite article) A movement or organisation of people who resist artistic convention.
    Synonyms: avant-garde, counterculture
Translations
  • French: résistance, mouvement clandestin, organisation clandestine
  • German: Untergrundorganisation
  • Italian: resistenza, movimento clandestino, organizzazione clandestina
  • Portuguese: resistência
  • Russian: подпо́лье
  • Spanish: movimiento clandestino, organización clandestina
Translations
  • French: underground, mouvement d'avant-garde
  • German: Underground
  • Italian: underground
  • Portuguese: submundo
  • Russian: андергра́унд
Verb

underground (undergrounds, present participle undergrounding; past and past participle undergrounded)

  1. To route electricity distribution cables underground

Underground
Proper noun
  1. (UK, rail transport) The London Underground.
    Synonyms: Tube
Related terms


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