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Meanings and definitions for MI5
What does MI5 stand for? What does MI5 mean?
- The Security Service, also known as MI5 (Military Intelligence, Section 5), is the United Kingdom's domestic counter-intelligence and security agency and is part of its intelligence machinery alongside the Secret Intelligence Service (MI6), Government Communications Headquarters (GCHQ) and Defence Intelligence (DI).
- MI5, the domestic security service of the United Kingdom
- MI-5, a television series broadcast in some countries under this name rather than its original title Spooks
MI-5 a 2015 British film based on the series, released as Spooks: The Greater Good in some countries
- Michigan's 5th congressional district
- M-5 (Michigan highway), in the U.S. state of Michigan
- Mission: Impossible – Rogue Nation, a 2015 action film known in shorthand as M:I-5
- Mil V-5, a helicopter project that never reached production
- Military Intelligence 5, UK
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