Underground railway

name, noun

Definitions

Proper Noun
  1. 1
    Alternative form of Underground Railroad. alt-of, alternative
  2. 2
    Alternative form of Underground Railroad. alt-of, alternative, capitalized, usually
Noun
  1. 1
    Synonym of subway: a railway under the ground.

    "It was advisable to avoid building an underground railway beneath private houses at the time, because the law would require you to buy those houses."

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