Rb or RB may stand for:
Arts and entertainment
*
Rebecca Black, an American pop singer
*
Richard Blackwood, a British rapper
*
Rhythm and blues, a music genre combining blues, gospel and jazz influences
* ''
Rock Band
A rock band or pop band is a small musical ensemble that performs rock music, pop music, or a related genre. A four-piece band is the most common configuration in rock and pop music. In the early years, the configuration was typically two guita ...
'', a music video game series
*
''Rock Band'' (video game), the game of the same name
*''
Ultraman R/B'', a Japanese television series
Businesses
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Rankin/Bass, an American production company, known for its seasonal television specials
*
Ray-Ban
Ray-Ban is an American-Italian brand of luxury sunglasses and eyeglasses created in 1936 by Bausch & Lomb. The brand is known for its Wayfarer and Aviator lines of sunglasses. In 1999, Bausch & Lomb sold the brand to Italian eyewear conglomerate ...
, a sunglasses company
*
Reckitt Benckiser, a company in the United Kingdom
*
Syrian Arab Airlines (IATA airline code RB)
Government and politics
*
Radio Bremen, a public broadcaster for the German state of Bremen
*
''Parti de la Renaissance du Bénin'' or Benin Rebirth Party, a political party in Benin
* República Bolivariana, Spanish-language phrase for the type of government in
Venezuela
*
Rupiah Banda, President of Zambia
Science and technology
* .rb, the file extension for documents created in
Ruby or in
REAL Basic
*
Rebar
Rebar (short for reinforcing bar), known when massed as reinforcing steel or reinforcement steel, is a steel bar used as a Tension (physics), tension device in reinforced concrete and reinforced masonry structures to strengthen and aid the concr ...
(short for reinforcing bar), used in reinforced concrete structures
*
Retinoblastoma, a childhood cancer of the eyes caused by a mutation in the retinoblastoma protein
*
Retinoblastoma protein, a tumor suppressor protein
*
Rubidium
Rubidium is the chemical element with the symbol Rb and atomic number 37. It is a very soft, whitish-grey solid in the alkali metal group, similar to potassium and caesium. Rubidium is the first alkali metal in the group to have a density higher ...
, symbol Rb, a chemical element
*
Reflected binary code, Gray code
*
Request Block, a task-related control block in OS/360 and successors.
Vehicles
*
Hyundai RB (buses), a series of Korean buses
*
SJ Rb, a Swedish locomotive
*
Nissan RB engine, a gasoline engine made by Nissan
*
Re-entry body, the US Air Force term for a re-entry vehicle
*
Regionalbahn, a type of train in Germany
*
Réseau Breton, a French railway network in Brittany
Sport
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Running back, a position in North America football
*
Right back, a defensive position in association football
*
RB Leipzig, German football club
Other uses
*
R. B. (nickname) R. B. is a nickname. Notable people with the nickname include:
* R. B. Bennett (1870–1947), Canadian lawyer
* R. B. Braithwaite (1900–1990), English philosopher
* R. B. Choudary (1892–1959), Indian film producer
* R. B. Fell (1859–1934), 4 ...
*
R. B. Winter State Park
R. B. Winter State Park (also known as Raymond B. Winter State Park) is a Pennsylvania state park on in Hartley Township, Union County, Pennsylvania in the United States. It is in the ridge and valley region of Pennsylvania and is surrounded b ...
, a park in Pennsylvania
*
Rancho Bernardo, a community in San Diego, California, United States
*
Rowboat
{{disambiguation