underground

Definitions

General English

Construction

  • Items or installations that are below grade or ground level.

Media Studies

  • noun a movement or group that is separate from the prevailing social or artistic environment and often exerts a subversive influence

Military

  • adjective constructed or designed to operate beneath the surface of the ground
  • adjective relating to a group or movement which is working secretly against the established authority or an occupying power

Slang

  • noun (belonging to) the ‘alternative society’ or counterculture, as opposed to bourgeois society. A term from the 1960s adopted from the wartime usage when applied to clandestine resistance movements. (The term ‘underground railroad’ was earlier used for the system of sympathizers/safe houses by which escaped slaves were taken from the southern states to the North before emancipation.).

Travel

  • noun a railway system which runs in a tunnel under the ground
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