Army & Military Abbreviations and Acronyms
- BPSBattery Power Source
- BPSKBurst Pulse Shift Key
- BRBrigade
- BRBranch
- BRBlade Rate
- BR/BRBranch
- BRACBase Realignment and Closure (Commission)
- BRDMFsu Wheeled Amphibious Armored Reconnaissance Vehicle
- BRETBistatic Reflected Energy Target
- BRIBasic Rate Interface
- BRIGBrigade
- BRIXMISBritish Commanders-In-Chief Military Liaison Mission
- BRLBomb Release Line
- BRPBomb Release Point
- BRSBeachman Reporting System
- BRUBomb Release Unit
- BSBroadcast Service
- BSDBattlefield Surveillance Device
- BSPBright Source Protection
- BSSBattlefield Surveillance System
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