IRT

The subway lines, collectively, formerly run by the Interborough Rapid Transit Company.

Proper noun

  1. Initialism of Interborough Rapid Transit Company.

Origin

Abbreviation.

Noun

  1. The subway lines, collectively, formerly run by the Interborough Rapid Transit Company.
    • A Soho sweetheart wants the man who injured her husband thrown in front of the IRT. - 1977 April 30, Steve Blevins, “A Sack-full of Films”, in Gay Community News, page 11:
    • Take the IRT to Atlantic and change for the R.
  2. Initialism of item response theory.
  3. Initialism of investigation and recovery team.
  4. Initialism of independent review team

Forms

IRTs

Prepositional phrase

  1. Initialism of in reference to or in regard to.

    Synonyms: WRT