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 ( sq, Lëvizja për Bashkim), a nationalist Albanian political party in Kosovo * Ljubljana Bank ( sl, Ljubljanska banka), a bank named after and based in Ljubljana, Slovenia that operated in SFR Yugoslavia * airline (IATA code) * (''Left Bank'' (online edition), a Ukrainien 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, *Upper and lower bounds, 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) {{disambiguation