Definition of Downing Street in English:

Downing Street

proper noun

  • 1A street in Westminster, London, between Whitehall and St. James's Park. No. 10 is the official residence of the prime minister; No. 11 is the official home of the chancellor of the exchequer.

    1. 1.1Used allusively for the British government or the prime minister.

Origin

Named after the original developer of the site, Sir George Downing ( c. 1624–84), a diplomat under both Oliver Cromwell and Charles II.

Pronunciation:

Downing Street

/ˈdouniNG ˌstrēt/