noun (in Great Britain)
Origin of MI6
Examples from the Web for mi6
How a small British punk band fooled Reagan, Thatcher, the MI6, and American spies.The British Punk Band That Fooled Reagan, Thatcher And The CIA|Nico Hines|January 4, 2014|DAILY BEAST
Officials at MI6, where he failed to show up for work, did not raise the alarm until August 23, a week later.Scotland Yard: Dead Spy in a Bag Probably an Accident|Nico Hines|November 14, 2013|DAILY BEAST
In tandem with the CIA, MI6 were in the midst of running their most successful espionage operation to date.
Back in October 1961, MI6 and the CIA had set up a system of telephone signals for Penkovsky.
For eighteen months, he had worked for MI6 and the CIA, the latter giving him the codename HERO.