The story
- Russian · borrowed fromФСБ
- English todayFSB
From Russian ФСБ (FSB), initialism of Федеральная Служба Безопасности (Federalʹnaja Služba Bezopasnosti, “Federal Security Service”).
Etymology from Wiktionary, CC BY-SA 4.0.
FSB
Today it means: The Federal Security Service of the Russian Federation. Full definition →
Russian ФСБ