Word.ws English Dictionary

MI6

MI6 proper noun: the overseas intelligence agency of the United Kingdom, whose primary function is to spy on foreign governments and terror groups located abroad. Formally called the Secret Intelligence Service (SIS).

Proper noun

MI6

  1. The overseas intelligence agency of the United Kingdom, whose primary function is to spy on foreign governments and terror groups located abroad. Formally called the Secret Intelligence Service (SIS).
    • Zakharova also made light of Moore’s claims that Russia will not be able to regain momentum in the war after the MI6 chief said he was”optimistic”^([sic]) Ukraine would prevail against the Russian invasion.2023 July 19, Nick Paton Walsh and Katharina Krebs, “MI6 chief makes open plea to Russians to spy for UK”, in CNN

Synonyms of MI6

Origin of MI6

Abbreviation of Military Intelligence, Section Six.

Questions about MI6

What does MI6 mean?
MI6 means the overseas intelligence agency of the United Kingdom, whose primary function is to spy on foreign governments and terror groups located abroad. Formally called the Secret Intelligence Service (SIS).
What part of speech is MI6?
MI6 is a proper noun.

Words near MI6 in the dictionary

  1. mi./hr
  2. mi./hr.
  3. mi/h
  4. mi/hr
  5. MI5
  6. MI6
  7. MI9
  8. mia
  9. mia luang
  10. Mia Maid
  11. Mia Maids

Source and license

Adapted from Wiktionary: MI6 (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “MI6.” Word.ws, https://word.ws/mi6. Based on Wiktionary, CC BY-SA 4.0.