| Abbreviation | Definition |
|---|---|
| BSHOP | Behavioral and Social Health Outcomes Program |
| BSI | Base Support Installation |
| BSI | Battlefield Systems Institute (or Integration) |
| BSLC | Basic Section Leader Course |
| BSM | Basic Sustainment Materiel |
| BSM | Battery Sergeant Major |
| BSM | Battlefield Spectrum Management |
| BSM | Bridge Seeking Missile |
| BSM | British Sergeants Mess |
| BSMS | Battlefield Spectrum Management System |
| BSMS-K | BSMS-Korea |
| BSO | Battalion Signal Officer |
| BSOB | Blue Space Order of Battle |
| BSP | Base Support Plan |
| BSPP | Brigade de sapeurs pompiers de Paris |
| BSR | Blue Star Regiment |
| BSSC | Battle Staff Support Center |
| BSSG | Brigade Service Support Group |
| BST | Battle Support Team |
| BST | Battle Swim Test |