Definition of "fsb" [fsb]

• The internal counterintelligence agency of the Russian Federation and successor to the Soviet KGB; formerly led by Vladimir Putin (noun)
• A federally chartered savings bank (noun)

WordNet. Princeton University. 2010.

• "I can see it now, batman picking all the crooks one by one, and surely he will lock himself up when he's done dealing with majority of duma/fsb/you-name-it? try telling batman his power has limits LMAO"
• "Thoughts on "bis, fsf, fsb, imf your friendly neighbourhood watchdogs""
• "NHTB is the parent company of Lake Sunapee Bank, fsb, a federally-chartered stock savings bank providing a wide range of banking and financial services through twenty-eight offices strategically located in west-central New Hampshire and central Vermont."