{{wiktionary|Rb}} '''RB''' or '''Rb''' may stand for: {{tocright}} ==People== * R. B. (nickname) * Rebecca Black, an American pop singer * Richard Blackwood, a British rapper
==Places== * R. B. Winter State Park, a park in Pennsylvania * Rancho Bernardo, a community in San Diego, California, United States
==Arts and entertainment== * Rhythm and blues, a music genre combining blues, gospel and jazz influences * ''Rock Band'', a music video game series * ''Rock Band'' (video game), the game of the same name *''Ultraman R/B'', a Japanese television series
==Businesses== * Rankin/Bass, an American production company, known for its seasonal television specials * Ray-Ban, a sunglasses company * Reckitt Benckiser, a company in the United Kingdom * Red Bull, an Austrian energy drink brand * Syrian Arab Airlines (IATA airline code <code>RB</code>)
==Government and politics== * Radio Bremen, a public broadcaster for the German state of Bremen * Railway Bureau (disambiguation), any government agencies for railway of several countries * ''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 (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, symbol Rb, a chemical element * Reflected binary code, Gray code * Romano-British culture, an archaeological culture * Request Block, a task-related control block in OS/360 and successors.
=== Vehicles and transportation === * Hyundai RB (buses), a series of Korean buses * SJ Rb, a Swedish locomotive * Nissan RB engine, a gasoline engine made by Nissan * Rail Baltica, railway network across the Baltic states * 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== * Racing Bulls, Formula One racing team * RB Leipzig, German football club * Right back, a defensive position in association football * Running back, a position in North America football
==Other uses== * Rowboat
==See also== * Royal Bank (disambiguation)
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