FSB

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English

Etymology 1

Noun

FSB (plural FSBs)

  1. (computing) Initialism of front-side bus.

Etymology 2

From Russian ФСБ (FSB), initialism of Федеральная Служба Безопасности (Federalʹnaja Služba Bezopasnosti, Federal Security Service).

Proper noun

FSB

  1. (initialism, Russia, politics, espionage, law enforcement) The Federal Security Service of the Russian Federation.
    Coordinate terms: SVR, GRU, KGB, NKVD
    • 2020 August 20, Luke Harding, “Alexei Navalny and the long history of poisoned Kremlin critics”, in The Guardian:
      Possible victims included Roman Tsepov, Putin’s bodyguard in 1990s St Petersburg, who died after drinking tea in 2004 at a local FSB office.
Translations

Etymology 3

Proper noun

FSB

  1. Initialism of Federation of Small Businesses.

Further reading

Anagrams