English abbreviations from bumedinst to busi
- BUMEDINST (BUreau of MEDicine and Surgery INSTruction)
- BUMP (Baltimore Urban Mission Project)
- BUMS (Basic Up Market Socialite)
- BUN (Blood urea nitrogen)
- BUNAC (British University North American Club)
- BUND (Built-Up Natural Defense)
- BUNO or BuNo (Bureau Number (aircraft serial number))
- BUNS (Bolivar United Naturist Society)
- BUO (Burao Airport)
- BUP (Bhisiana Air Force Base)
- BUPA (Brown University Postdoctoral Association)
- BUPERS (Bureau of Naval Personnel)
- BUPERSINST (Bureau of Naval Personnel Instruction)
- BUQ (Joshua Mqabuko Nkomo International Airport)
- BUR (Burma (ISO 3166 trigram; obsolete since 1989))
- bur. (burial, buried)
- BuRec (United States Bureau of Reclamation (government))
- BUR FORCE (Bottom-Up-Review Force)
- BURHA (Bet U Really Hate Arsenal)
- BURP (British Union of Radish Producers)
- BURST (Boost Understandability, Reach Speech Targets)
- BUS (Batumi Airport (Chorokh Airport))
- BUSA (British Universities Sports Association)
- BUSC (British Universities Snowsports Council)
- BUS.ED. (Business Education)
- BUSI (Business)