Mi6
name
name ·Rare ·Advanced level
Definitions
Proper Noun
- 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."
Example
More examples"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."
Etymology
Abbreviation of Military Intelligence, Section Six.
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.