Definition of Whitehall in US English:

Whitehall

proper noun

  • 1A street in Westminster, London, in which many government offices are located.

    1. 1.1 Used as an allusive reference to the British civil service.
    2. 1.2 Used as an allusive reference to the British government, its offices, or its policy.
      ‘a pledge was given by Whitehall to protect British troops in Bosnia’

Pronunciation

Whitehall

/ˈ(h)wītˌhôl//ˈ(h)waɪtˌhɔl/