BFD may refer to:

Agencies

  • Bakersfield Fire Department, Bakersfield, California
  • Boston Fire Department, Boston, Massachusetts
  • Brooklyn Fire Department (former), Brooklyn, New York
  • Buffalo Fire Department, Buffalo, New York

Computing

  • Bidirectional Forwarding Detection, a network protocol used to detect faults between devices
  • Binary File Descriptor library, the GNU Project's main mechanism for the portable manipulation of object files in a variety of formats
  • Binary Format Description language, an extension of XSIL
  • A virtual music instrument meant to simulate a drumset, released by FXpansion

Media

  • Benelux Film Distributors, a joint venture of various independent film distributors
  • BFD, an annual alternative music festival hosted by the radio station Live 105

Transportation

  • Bakersfield (Amtrak station), California (Amtrak station code)
  • Beaconsfield railway station, Melbourne
  • Bradford Regional Airport, Bradford, Pennsylvania (IATA airport code)
  • Brentford railway station, London, England (National Rail station code)

Other

  • Back focal distance or back focal length, in optics
  • Bafut language (ISO 639 alpha-3 code: bfd)
  • BFD Energy Challenger, a professional tennis tournament in Rome, Italy
  • Boiler feedwater pump, a type of pump used to pump feedwater into a steam boiler
  • Bounded factorization domain, a particular kind of atomic domain
  • Budgerigar fledgling disease, a virus, frequently fatal to caged birds
  • Bund Freier Demokraten, the German acronym for Association of Free Democrats
  • Bundesfreiwilligendienst or Federal volunteers service, Germany
  • Conker's Bad Fur Day, a 2001 video game