| Acronym | Definition |
|---|
| FSB➣Front-Side Bus |
| FSB➣Federation of Small Businesses (UK) |
| FSB➣Financial Savings Bank (various locations) |
| FSB➣Franklin Savings Bank (various locations) |
| FSB➣Federal Savings Bank |
| FSB➣Financial Stability Board (Switzerland) |
| FSB➣Financial Services Board (South Africa) |
| FSB➣Fire Soft Board (open source bulletin board) |
| FSB➣Faculté des Sciences de Bizerte (French: Faculty of Sciences of Bizerte; Bizerte, Tunisia) |
| FSB➣Farmers State Bank (various locations) |
| FSB➣Fortune Small Business (magazine) |
| FSB➣Full Service Banking (various locations) |
| FSB➣Fakultet Strojarstva i Brodogradnje (Croatian: Faculty of Mechanical Engineering and Naval Architecture) |
| FSB➣Full Service Branch |
| FSB➣Front Side Bus |
| FSB➣for Small Business |
| FSB➣Forward Support Battalion (US Army) |
| FSB➣Fire Support Base |
| FSB➣Forward Support Base (US DoD) |
| FSB➣Foreningen Socialt Boligbyggeri (Danish: Association of Social Housing) |
| FSB➣Front Sight Base |
| FSB➣Funk Soul Blues (song) |
| FSB➣Former Soviet Bloc (group of countries) |
| FSB➣Federalnaya Sluzhba Bezopasnosti (Russian: Federal Security Service; FSK successor since 1995) |
| FSB➣Falange Socialista Boliviana (Bolivian Socialist Falange) |
| FSB➣Fuqua School of Business (Duke University) |
| FSB➣Free Software Business |
| FSB➣Fail-Safe Brake |
| FSB➣Full System Backup (computer) |
| FSB➣Farmington Savings Bank (Connecticut) |
| FSB➣Financial Spread Betting (London) |
| FSB➣Florence Savings Bank |
| FSB➣First Star Bank |
| FSB➣Fundraising Standards Board (UK) |
| FSB➣Fife Society for the Blind (UK) |
| FSB➣Field Service Bulletin |
| FSB➣Food Services Branch (various organizations) |
| FSB➣Flight Standardization Board |
| FSB➣Flowline Support Base (energy production) |
| FSB➣Fasten Seat Belt (aviation) |
| FSB➣Functional System Block |
| FSB➣FlightSafetyBoeing |
| FSB➣Forward Staging Base |
| FSB➣Full Size Bronco (Ford vehicle club) |
| FSB➣Fresno to Shell Beach (online racing league) |
| FSB➣Full Size Bronco (vehicle) |
| FSB➣Fully Split Bands (coin grading) |
| FSB➣Force Shaping Board (US Air Force) |
| FSB➣Florida Sea Base (Islamorada, FL conference center) |
| FSB➣Fellow of the Society of Biology (UK) |
| FSB➣Financial Systems Branch |
| FSB➣Fleet Satellite Broadcast |
| FSB➣Finjan SecureBrowsing |
| FSB➣Flow State Block |
| FSB➣Final Staging Base |
| FSB➣Fallout Studies Branch, Division of Biology & Medicine |
| FSB➣Faculté de Sciences de Base (French: Faculty of Basic Sciences; Switzerland) |
| FSB➣Floating Support Bases |
| FSB➣Fire Support Battery |
| FSB➣Fuzzy Switchover Block |
| FSB➣Force Status Briefing (US Army) |
| FSB➣Full Search Block |
| FSB➣Fuel Support Building |
| FSB➣Frequency - Same Bearing (tactical acoustic analysis) |
| FSB➣Frankenmuth State Bank (Frankenmuth, Michigan) |
| FSB➣Formatsia Studio Balkanton (Bulgarian band) |
| FSB➣Fleisher Smyth Brokaw LLC (A Denver, CO commercial real estate development firm) |
| FSB➣Fiber Seeking Backhoe |
| FSB➣Federation of Sneaky Bastards (airsoft team) |
| FSB➣Factory System Bench |