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Underground

//ˌʌndəˈɡɹaʊnd// adj, adv, name, noun, verb

Definitions

Adjective
  1. 1
    Below the ground; below the surface of the Earth. not-comparable

    "There is an underground tunnel that takes you across the river."

  2. 2
    Hidden, furtive, secretive. figuratively

    "These criminals operate through an underground network."

  3. 3
    Outside the mainstream, especially unofficial and hidden from the authorities. usually

    "underground music"

Adjective
  1. 1
    conducted with or marked by hidden aims or methods wordnet
  2. 2
    under the level of the ground wordnet
Adverb
  1. 1
    Below the ground.

    "The tunnel goes underground at this point."

  2. 2
    Secretly.
Adverb
  1. 1
    beneath the surface of the earth wordnet
  2. 2
    in or into hiding or secret operation wordnet
Proper Noun
  1. 1
    The London Underground. UK

    "Although some of the stations on ' The Branch ' have not, as yet, suffered any considerable structural alterations, all are now equipped with the familiar Underground type name boards, and as a result the imposing titles of G.N. days have been ruthlessly curtailed."

Noun
  1. 1
    Regions beneath the surface of the earth, both natural (eg. caves) and man-made (eg. mines).
  2. 2
    an electric railway operating below the surface of the ground (usually in a city) wordnet
  3. 3
    Synonym of subway: a railway that is under the ground. British

    "London Underground"

  4. 4
    a secret group organized to overthrow a government or occupation force wordnet
  5. 5
    A movement or organisation of people who resist political convention. with-definite-article

    "the French underground during World War II"

Show 1 more definition
  1. 6
    A movement or organisation of people who resist artistic convention. with-definite-article
Verb
  1. 1
    To route electricity distribution cables underground.

    "One is to underground where no other alternative will work, and this method should be used universally in urban regions as it now is in “downtown” sections."

  2. 2
    simple past and past participle of undergrind form-of, participle, past

Etymology

Etymology 1

From Middle English undergrounde (adverb), equivalent to under + ground or under- + ground. Compare Dutch ondergrond, ondergronds, German Untergrund, Danish undergrunds.

Etymology 2

From Middle English undergrounde (adverb), equivalent to under + ground or under- + ground. Compare Dutch ondergrond, ondergronds, German Untergrund, Danish undergrunds.

Etymology 3

From Middle English undergrounde (adverb), equivalent to under + ground or under- + ground. Compare Dutch ondergrond, ondergronds, German Untergrund, Danish undergrunds.

Etymology 4

From Middle English undergrounde (adverb), equivalent to under + ground or under- + ground. Compare Dutch ondergrond, ondergronds, German Untergrund, Danish undergrunds.

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