| Acronym | Definition |
|---|
| FSBL➣First Stage Boot Loader |
| FSBL➣First Security Islami Bank Ltd. (India) |
| FSBL➣Farmwell Station Basketball League (Ashburn, VA) |
| FSBL➣Fountain Square Broomball League (Cincinnati, OH) |
| FSBL➣Futsal Club de Beaucamps-Ligny (French sports club) |
| FSBL➣Frankfort Square Baseball League (Frankfort, IL) |
| FSBL➣Fifty-Eighth Street Branch Library (New York, NY) |
| FSBL➣First State Bank of Liberty (Texas) |