Luxembourgish language's ISO 639 alpha-2 code

Pound (mass) (lb)

Load balancing (computing)

Linebacker, a position in American and Canadian football

Little Brother, a North Carolina rap group

Left back, a defensive position in football (soccer)

Lloyd Aereo Boliviano airline's IATA code

Liberty BASIC, a programming language

Pound-force (lb.)

Lysogeny broth (also known as Luria or Luria-Bertani broth), a growth media used in microbiology

.lb, the Internet country code top-level domain (ccTLD) for Lebanon

Lokalbanen, a Danish railway company

Limp Bizkit a Nu Metal Band