LB

LB, lb or lb. may refer to:

Businesses and organizations

• 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 (Albanian: Lëvizja për Bashkim), a nationalist Albanian political party in Kosovo
• Ljubljana Bank (Slovene: Ljubljanska banka), a bank named after and based in Ljubljana, Slovenia that operated in SFR Yugoslavia
• Lloyd Aéreo Boliviano airline (IATA code)
• LB.ua (Left Bank (online edition), a Ukrainian online newspaper

Places

• 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)

Science and technology

Mathematics and computing

• .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, lb(n) = log₂(n)
• Lower bound, a mathematical concept in order theory

Units of measurement

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

Other uses in science and technology

• "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

Sport

• Left back, a defensive position in Association football
• Linebacker, a position in American and Canadian football

Other uses

• 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)