BFD
- Association of Free Democrats
- BFD Energy Challenger
- Bafut language
- Bakersfield (Amtrak station)
- Bakersfield Fire Department
- Beaconsfield railway station, Melbourne
- Benelux Film Distributors
- Bidirectional Forwarding Detection
- Binary File Descriptor library
- Binary Format Description language
- Boiler feedwater pump
- Boston Fire Department
- Bounded factorization domain
- Bradford Regional Airport
- Brentford railway station
- Brooklyn Fire Department
- Buffalo Fire Department
- Conker's Bad Fur Day
- FXpansion
- Federal volunteers service
- Focal length
- KITS
- Polyomavirus