LB

• L Brands, an American clothing retailer
• Lane Bryant, a plus-size clothing retailer
• Laurier Brantford, a satellite campus of Wilfrid Laurier University in Brantford, Ontario, Canada
• Movement for Unification ({{langx|sq|Lëvizja për Bashkim|link=no}}), a nationalist Albanian political party in Kosovo
• Ljubljanska banka, a bank named after and based in Ljubljana, Slovenia that operated in SFR Yugoslavia
• {{lang|es|Lloyd Aéreo Boliviano}} airline (IATA code)
• LB.ua (Left Bank (online edition), a Ukrainian online newspaper

• Labrador (former postal abbreviation)
• Lebanon (ISO 3166-1 alpha-2 country code)
• Long Beach, California
• Los Baños, Laguna (an abbreviation commonly used to address the town of Los Baños)

• .lb, the Internet country code top-level domain (ccTLD) for Lebanon
• Lattice Boltzmann methods, a class of computational fluid dynamics (CFD) methods for fluid simulation
• Liberty BASIC, a programming language
• Binary logarithm, {{math|1=lb(n) = log₂(n)}}
• Lower bound, a mathematical concept in order theory

• Pound (mass), abbreviation derived from Latin libra
• Pound-force

• L-shaped electrical conduit body with the outlet in the Back ("LB")
• Lysogeny broth (also known as Luria or Luria-Bertani broth), a microbial growth medium

• Left back, a defensive position in Association football
• Linebacker, a position in American and Canadian football
• Leg bye, in cricket, a run scored by the batting team without the batsman hitting the ball

• LB (car ferries), one of several ferries on the HH Ferry route between Elsinore, Denmark and Helsingborg, Sweden
• Luxembourgish language (ISO 639 alpha-2 code)
• Letterboxing (filming)

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