BFD

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