DB, dB or db may refer to:

Arts, entertainment and media

  • Daily Bugle or DB, a fictional New York City newspaper in Marvel Comics
  • Doing Business Report, by the World Bank Group
  • Dragon Ball, a Japanese media franchise

Music

  • D♭ (musical note)
  • DB Records, Atlanta, Georgia, US
  • The dB's, an American band in the 1980s
  • DJ DB, a New York–based British DJ

Brands and enterprises

  • DB (car), a French automobile maker
  • Brit Air (IATA airline code)
  • DB Breweries, a New Zealand company
  • DB Networks, an American information security firm
  • Deutsche Bahn, a German railway company since 1994
  • Deutsche Bank (NYSE symbol), a multinational investment bank headquartered in Frankfurt, Germany
  • Deutsche Bundesbahn, national railway company of the Federal Republic of Germany, 1949–1994
  • Dolderbahn, a rack railway in Zürich, Switzerland

Places

  • Dâmbovița County (ISO 3166-2:RO code), Romania
  • DB Draw, a bridge over the Passaic River, US
  • Discovery Bay, a residential development in Hong Kong
  • Dobyns-Bennett High School, Kingsport, Tennessee, US

Science and technology

  • Database (DB), an organized collection of data on a computer system.
  • .db, file extension for some database files
  • Decibel (dB), acoustics and electronics unit
  • Dubnium, symbol Db, a chemical element
  • dyne:bolic, a Linux distribution
  • dry bulb, a temperature definition
  • dry basis, a way to measure percentages of components in a chemical composition

Other uses

  • ȸ, the db-digraph a ligature of "d" and "b" in African linguistics
  • Defensive back, a position in American football and Canadian football
  • Defined benefit pension plan, a scheme for retirement plans
  • Double-breasted, a style of garment with wide, overlapping front flaps
  • State Security Directorate (Serbia), Serbian secret police
  • North Sulawesi (vehicle registration prefix DB)

See also

  • Detective Branch (DB), Bangladeshi law-enforcement agency
  • DB, the model names of some Aston Martin vehicles
  • David Brown (entrepreneur) (1904–1993), whose initials are on a series of Aston Martin cars
  • DB9, DB25, etc., types of D-subminiature connector
  • D&B (disambiguation)