| Acronym | Definition |
|---|
| FBA | Fulfillment by Amazon |
| FBA | Functional Behavior Assessment |
| FBA | First Baptist Academy (various locations) |
| FBA | Federal Bar Association |
| FBA | Fellow of the British Academy |
| FBA | Florida Bandmasters Association |
| FBA | Fibre Box Association (North America) |
| FBA | Freshwater Biological Association (UK) |
| FBA | Foreign Business Act (Thailand) |
| FBA | Functional Behavior Analysis |
| FBA | Florida Bankers Association |
| FBA | Forms Based Authentication (Microsoft Outlook Web Access) |
| FBA | Florida Bicycle Association |
| FBA | Flux Balance Analysis |
| FBA | First Boot Agent (Microsoft Windows) |
| FBA | Fixed Block Architecture |
| FBA | Future Builders of America |
| FBA | Florida Bar Association |
| FBA | Forces Belges en Allemagne (French: Belgian Forces in Germany) |
| FBA | Faceless Background Application (computer application lacking a controlling GUI) |
| FBA | Food Bank of Alaska |
| FBA | FinalBurn Alpha (arcade game emulator) |
| FBA | Fantasy Basketball League |
| FBA | Full Blown AIDS |
| FBA | Forward-Backward Algorithm (speech processing) |
| FBA | Foreign Bankers' Association |
| FBA | Florida Barbecue Association |
| FBA | Family Benefits Assistance (Canada) |
| FBA | Fighter Bomber Attack |
| FBA | Fixed Bandwidth Allocation (network management) |
| FBA | Field Benefit Administration (OBGC) |
| FBA | Financial Business Analysis |
| FBA | Foundation Beefmaster Association |
| FBA | Foreign Born Adoptee (adoption) |
| FBA | Fan-Beam Antenna |
| FBA | Fund Based Accounting |
| FBA | Flint Builders Association (Michigan) |
| FBA | Forensic Behavioural Analysis |
| FBA | Facilities Budget Activity |
| FBA | Fluidized Bed Afterburner |
| FBA | Functional Business Analysts |
| FBA | Folke Bernadotte Academy (Sweden) |
| FBA | Fructose-Bisphosphate Aldolase (enzymes) |