List of acronyms: B
This list contains acronyms, initialisms, and pseudo-blends that begin with the letter B.
For the purposes of this list:
- acronym = an abbreviation pronounced as if it were a word, e.g., SARS = severe acute respiratory syndrome, pronounced to rhyme with cars
 - initialism = an abbreviation pronounced wholly or partly using the names of its constituent letters, e.g., CD = compact disc, pronounced cee dee
 - pseudo-blend = an abbreviation whose extra or omitted letters mean that it cannot stand as a true acronym, initialism, or portmanteau (a word formed by combining two or more words).
 
- (a) = acronym, e.g.: SARS – (a) severe acute respiratory syndrome
 - (i) = initialism, e.g.: CD – (i) compact disc
 - (p) = pseudo-blend, e.g.: UNIFEM – (p) United Nations Development Fund for Women
 - (s) = symbol (none of the above, representing and pronounced as something else; for example: MHz – megahertz)
 
Some terms are spoken as either acronym or initialism, e.g., VoIP, pronounced both as voyp and V-O-I-P. (Main list of acronyms)
B0–9
- B10 – (i) Ben 10
 - B10: AF – (i) Ben 10: Alien Force
 - B10: UA – (i) Ben 10: Ultimate Alien
 - B2B – (i) Business-to-business electronic commerce
 - B2C – (i) Business-to-consumer electronic commerce
 - B2E – (i) Business-to-employee electronic commerce
 - B2M – Business to many
 
BA
- ba – (s) Bashkir language (ISO 639-1 code)
 - Ba – (s) Barium
 - BA –
- (i) Bachelor of Arts
 - (s) Bahrain (FIPS 10-4 country code)
 - Bosnia and Herzegovina (ISO 3166 diagram)
 - (i) British Airways
 - British Army
 - Bank of America
 
 - BAA – (i) British Airport Authority
 - BAC – (a) Blood alcohol content
 - BAD – (HBO) Boxing After Dark
 - BADD – (a) Battlefield Awareness and Data Dissemination
 - BAE – (p) BAE Systems (formerly British Aerospace, BAe)
 - BAFTA – (a) British Academy of Film and Television Arts
 - BAI – (i) Battlefield Air Interdiction
 - bak – (s) Bashkir language (ISO 639-2 code)
 - BALCO – (p) Bay Area Laboratory Co-operative
 - bam – (s) Bambara language (ISO 639-2 code)
 - BAM –
- (i) Business Activity Monitoring
 - (s) Bosnia and Herzegovina convertible mark (ISO 4217 currency code)
 
 - BAMC – (i) Brooke Army Medical Center
 - Banesto – (p) Banco Español de Crédito (Spanish, "Spanish Credit Bank")
 - BANG – (a) Bits, Atoms, Neurons, Genes
 - BAO – (i) Battlefield Air Operations
 - BAOR – (i) British Army Of the Rhine
 - B[a]P – (p) Benzo[a]pyrene
 - BAR
- (s) Barbados (IOC trigram, but not FIFA or ISO 3166)
 - (a) British American Racing
 - Browning Automatic Rifle
 - Buy-American Restrictions
 
 - BARD – (a) Binational Agricultural Research and Development fund (between the US and Israel)
 - BARDA – (a) Biomedical Advanced Research and Development Authority
 - BART – (a) Bay Area Rapid Transit
 - BAS – (i) Battalion Aid Station
 - BASE – (a) Building, Antenna, Span, Earth (parachute from)
 - BASF – (i) Badische Anilin und Soda Fabrik (Baden Aniline and Soda Factory, a German chemicals company)
 - BASIC – (a) Beginner's All-purpose Symbolic Instruction Code (acronym was added later, originally it was simply Basic)
 - BAT – (a/i) Basic Aid Training
- (a) British American Tobacco, London, England
 - (a) British Antarctic Territory (overseas territory)
 
 - BATF – (i) U.S. Bureau of Alcohol, Tobacco, and Firearms
 - BATS –
- (a) Behavior Analysis Training System
 - Bradley Advanced Training System
 
 - BATTeRS – (a) Bisei Asteroid Tracking Telescope for Rapid Survey
 
BB
- BB
- (s) Barbados (ISO 3166 digram; FIPS 10-4 country code)
 - (i) Boys' Brigade (Christian youth organization)
 - Brigitte Bardot (actress)
 - Bumblebee
 
 - BBB
- (i) Better Business Bureau
 - Blood–brain barrier
 - (p/i) BoerBurgerBeweging (Dutch, "Farmer–Citizen Movement"; Dutch political party)
 
 - BBC
- (i) Breeding Bird Census
 - British Broadcasting Corporation
 - (i) Bumper to Back of Cab (trucking measurement)
 
 - BBCOR – (i) Bat-ball coefficient of restitution (standard used for non-wood bats used in US college baseball)
 - BBD
- (s) Barbadian dollar (ISO 4217 currency code)
 - (a) Bowel Bladder Dysfunction
 
 - BBL
 - BBN – (i) Bolt, Beranek and Newman
 - BBOL – Blessing Ball of Light
 - BBQ – (s) Barbecue[1]
 - BBS
- (i) Breeding Bird Survey (North America)
 - Brigade/Battalion Battle Simulation
 - Bulletin Board System
 
 - BBSRC – (i) U.K. Biotechnology and Biological Sciences Research Council
 - BBVA – (i) Banco Bilbao Vizcaya Argentaria (Spanish bank)
 - BBYO – B'nai B'rith Youth Organization
 
BC
- BC
- (i) Before Christ
 - Blind Copy (in emailers)
 - Boston College
 - (s) Botswana (FIPS 10-4 country code; from Bechuanaland)
 - British Columbia (postal symbol)
 
 - BCA
 - BCC – (i) Blind Carbon Copy
 - BCCI
 - BCD – (i) Binary-Coded Decimal
 - BCE
- (i) Banque centrale européenne (French, "European Central Bank")
 - Battlefield Co-ordination Element
 - BC Electric, a former name for BC Hydro
 - Before Common Era
 
 - BCER – (i) British Columbia Electric Railway
 - BCFG – (s) Patchy Fog (METAR Code)
 - BCIS (fratricide avoidance system) – (i) Battlefield Combat Identification System
 - BCLL – (a) Bibliography of Celtic Latin Literature
 - BCOL – (i) British Columbia Railway
 - BCPL – (i) Basic Combined Programming Language (progenitor of C)
 - BCS
- (i) Bachelor of Computer Science
 - Bardeen, Cooper, and Schrieffer superconduction theory
 - Bowl Championship Series (US college football)
 
 - BCT – (i) Brigade Combat Team
 
BD
- BD
- (s) Bangladesh (ISO 3166 digram)
 - Bermuda (FIPS 10-4 territory code)
 
 - BDA – (i) British Dental Association
 - BDD
- (i) Body Dysmorphic Disorder
 - British Defence Doctrine
 
 - Bde – (s) Brigade
 - BDFL – (i) Benevolent Dictator For Life
 - BDI – (s) Burundi (ISO 3166 trigram)
 - BDNF – (i) Brain-Derived Neurotrophic Factor
 - BDO – (i) Battle Dress Overgarment
 - BDOS – (a) Basic Disk Operating System; part of CP/M
 - BDS
- (i) – Bachelor of Dental Surgery
 - Boycott, Divestment and Sanctions, a movement advocating various boycotts of Israel in the context of the Arab–Israeli conflict
 
 - BDSM – (i) Bondage and Discipline, Domination and Submission, Sadism and Masochism
 - BDT
- (s) Bangladeshi taka (ISO 4217 currency code)
 - (i) Bureau de développement des télécommunications (Telecommunication Development Bureau, became ITU-D)
 
 - BDU – (i) Battle-Dress Uniform
 
BE
- be – (s) Belarusian language (ISO 639-1 code)
 - Be – (s) Beryllium
 - BE – (s) Belgium (FIPS 10-4 country code; ISO 3166 digram)
 - BEA
- (i) Banque extérieure d'Algérie
 - British European Airways (ancestor of British Airways)
 - British Electricity Authority
 
 - bel – (s) Belarusian language (ISO 639-2 code)
 - BEL – (s) Belgium (ISO 3166 trigram)
 - BEM – (i) British Empire Medal – Bug-Eyed Monster
 - ben – (s) Bengali language (ISO 639-2 code)
 - BEN – (s) Benin (ISO 3166 trigram)
 - BEO – (i) Banquet Event Order
 - BERC – (a) Business Environmental Resource Center
 - BER – (i) Bit Error Rate
 - BES
- (i) Budget Estimate Submission
 - (s) Caribbean Netherlands (ISO 3166 trigram; from the entity's alternate name of Bonaire, Sint Eustatius and Saba)
 
 - BESS – (i) Business, Education, and Social Sciences
 - BET – (a/i) Black Entertainment Television
 - BETS – (a) Bradley Embedded Training System
 - BEV
- (i) Battery electric vehicle
 - Black English Vernacular, a type of English spoken by many African Americans
 - Bundesamt für Eich- und Vermessungswesen (German: "Federal Office of Metrology and Surveying"), Austrian government agency
 
 
BF
- BF – (s) The Bahamas (FIPS 10-4 country code) – Burkina Faso (ISO 3166 digram)
 - b/f – (p) before
 - BFA – (s) Burkina Faso (ISO 3166 trigram)
 - BfArM – (i) Bundesinstitut für Arzneimittel und Medizinprodukte, German governmental institute for drugs and medical devices
 - BFF – (i) Best Friends Forever
 - BFI – (a) British Film Institute
 - BFR – (a) Biennial flight review
 - BFR – (i) Brominated Flame Retardant
 - BFS – (s) Belfast International Airport (IATA airport code)
 - BFSA – (i) Blue Force Situation Awareness
 - BFT – (i) Blue Force Tracking
 - BFX – (s) Bioinformatics
 
BG
- bg – (s) Bulgarian language (ISO 639-1 code)
 - BG – (s) Bangladesh (FIPS 10-4 country code) – (i) Battle Group – Body Guard – (s) Brigadier General – (s) Bulgaria (ISO 3166 digram)
 - BGA – (i) Ball Grid Array – Brandy and Ginger Ale (alcoholic beverage)
 - BGD – (s) Bangladesh (ISO 3166 trigram)
 - BGN – (i) U.S. Board on Geographic Names – (s) Bulgarian lev (ISO 4217 currency code)
 - BGR – (s) Bulgaria (ISO 3166 trigram)
 - BGS – (i) Bristol Grammar School – British Geological Survey
 - BGWG – (p) Battle Group Wargame (military simulation; "big wig")
 
BH
- bh – (s) Bihari languages (ISO 639-1 code)
 - Bh – (s) Bohrium
 - BH
 - BHD – (s) Bahraini dinar (ISO 4217 currency code)
 - BHR – (s) Bahrain (ISO 3166 trigram)
 - BHS
- (i) British Home Stores
 - (s) The Bahamas (ISO 3166 trigram)
 
 
BI
- bi – (s) Bislami language (ISO 639-1 code)
 - Bi – (s) Bismuth
 - BI – (s) Burundi (ISO 3166 digram)
 - BIAP – (a) Baghdad International Airport – (p) Biafran pound
 - BICS – (i/a) Battlefield Information and Communication System
 - BID – (i) bis in die (Latin, "twice a day")
 - BIDST – (i) British Institute of Dental and Surgical Technologists
 - BIF – (s) Burundian franc (ISO 4217 currency code)
 - bih – (s) Bihari languages (ISO 639-2 code)
 - BIH – (s) Bosnia and Herzegovina (ISO 3166 trigram)
 - BIOS – (a) Basic Input/Output System – British Institute of Organ Studies
 - BIP – (a) Battlefield Interoperability Programme (ancestor of MIP) – Broadcast incremental power algorithm
 - bis – (s) Bislami language (ISO 639-2 code)
 - BISEPS – (a) Battlefield Identification System Environment Performance Simulation
 - BIST – (a) Built-In Self-Test
 - BIT – (a) Bilateral Investment Treaty – Built-In Test
 - BITE – (a) Built-In Test Equipment
 
BJ
- BJ – (s) Benin (ISO 3166 digram) – (i) Blowjob (oral sex)
 - BJJ – (i) Brazilian Jiu-Jitsu
 - BJP – (i) Bharatiya Janata Party (Indian People's Party)
 - BJT – (i) Bipolar Junction Transistor
 
BK
- Bk – (s) Berkelium
 - BK
- (i) Burger King
 - (p) Bankrupt (most often seen as "gone BK")
 - (s) Bosnia and Herzegovina (FIPS 10-4 country code)
 
 - BKN – (s) Broken Sky (METAR Code)
 
BL
- BL
- (s) Bolivia (FIPS 10-4 country code)
 - (i) British Leyland
 
 - BLCSE – (i) Battle Laboratory Constructive Simulation Environment
 - BLDU – (s) Blowing Dust (METAR Code)
 - BLEVE – (a) Boiling Liquid Expanding Vapour Explosion ("blevy")
 - BLK – (i) Basket Liga Kobiet (Polish, "Women's Basketball League")
 - BLM
- (a) Black Lives Matter
 - Bureau of Land Management (U.S.)
 
 - BLOB – (p) Binary Large OBject
 - BLR – (s) Belarus (ISO 3166 trigram)
 - BLSA – (s) Blowing Sand (METAR Code)
 - BLRSI – Battle Lab Reconfigurable Simulator (U.S. Army)
 - BLSN – (s) Blowing Snow (METAR Code)
 - BLT – (i) Bacon Lettuce Tomato (sandwich)
 - BLUFOR – (p) Blue Force(s) (military)
 - BLUI – (a/i) Body Language User Interface ("blooie")
 - BLW – (s) Below (METAR Code)
 - BLZ – (s) Belize (ISO 3166 trigram)
 
BM
- bm – (s) Bambara language (ISO 639-1 code)
 - BM – (i) Battle Management – (s) Bermuda (ISO 3166 digram) – Myanmar (FIPS 10-4 country code; from Burma)
 - BMA – (i) British Medical Association
 - BMCC – (i) Borough of Manhattan Community College
 - BMD – (i) Ballistic Missile Defence – (s) Bermudian dollar (ISO 4217 currency code) – (i) Boyevaya Mashina Desanta (Russian Боевая Машина Десанта, "Combat Vehicle Airborne") †[2] – British Military Doctrine
 - BMDG – (i) British Military Doctrine Group
 - BMDO – (i) (U.S.) Ballistic Missile Defense Organization ("bim-do")
 - BME – (p) Biomedical Engineering – (i) Black and Minority Ethnic group – Body Modification E-zine
 - BMEWS – (a/i) Ballistic Missile Early Warning System ("bee-mews")
 - BMI – (i) Body Mass Index – Broadcast Music Incorporated - British Midland International
 - BMG – (i) Bertelsmann Music Group
 - BML – (i) Battle Management Language
 - BMNT – (i) Begin Morning Nautical Twilight
 - BMP – (i) Boyevaya Mashina Pekhoti (Russian Боевая Машина Пехоты, "Combat Vehicle for the Infantry") †[2]
 - BMR – (i) Basal metabolic rate – Bronirovannaya Mashina Razminirovaniya (Russian Бронированная Машина Разминирования, "Armoured Vehicle for Mine-Clearing") †[2]
 - BMU – (s) Bermuda (ISO 3166 trigram)
 - BMW – (i) Bayerische Motoren Werke (German, "Bavarian Motor Works")
 - BMX – (i) Bicycle/Bike Moto (r) Cross
 
BN
- bn – (s) Bengali language (ISO 639-1 code)
 - Bn – (s) Battalion
 - BN 
- (s) Brunei (ISO 3166 digram; FIPS 10-4 country code)
 - (i) Barisan Nasional (Malaysia)
 - (i) Burlington Northern
 
 - BND – (s) Brunei dollar (ISO 4217 currency code)
 - BnF – (i) Bibliothèque nationale de France (French, "National Library of France")
 - BNF
- (i) Backus–Naur form (computing)
 - British National Formulary
 
 - BNICE – (a) Biological, Nuclear, Incendiary, Chemical, and Explosive Agents
 - BNP
- (i) British National Party
 - Banque Nationale de Paris, a predecessor to today's BNP Paribas
 
 - BNS – (i) Scotiabank, formerly Bank of Nova Scotia
 - BNSF – (i/s) Burlington Northern Santa Fe (also AAR reporting mark)
 
BO
- bo – (s) Tibetan language (ISO 639-1 code)
 - BO
- (i) Back Orifice
 - (i) Baltimore and Ohio Railroad
 - (s) Belarus (FIPS 10-4 country code)
 - (i) Biarritz Olympique (French rugby union club)
 - (s) Bolivia (ISO 3166 digram)
 - (i) Body odor
 
 - BO2k – (i) Back Orifice 2000
 - BOAC – (i) British Overseas Airways Corporation (predecessor of British Airways)
 - BoAML – Bank of America Merrill Lynch
 - BOAT – (p) Byway Open to All Traffic (pronounced as two syllables, "Bo-At")
 - BOB – (s) boliviano (ISO 4217 currency code) - Bank One Ballpark
 - BOBFOC – (a) Body Off Baywatch, Face Off Crimewatch (description)
 - BOBFOK – (a) Body of Barbie, face of Ken (description)
 - BOC
 - BÖC – (i) Blue Öyster Cult
 - bod – (s) Tibetan language (ISO 639-2 code)
 - BOD – (i) Biochemical Oxygen Demand
 - BODMAS – (a) Brackets, Orders, Division, Multiplication, Addition, Subtraction
 - BOFH – (i) Bastard Operator From Hell
 - BOGA – (a) Bend Over and Grab Ankles
 - BOGOF – (a) Buy One, Get One Free
 - BOGSAT – (a) Bunch Of Guys Sitting Around a Table
 - BOHICA – (a) Bend Over Here It Comes Again
 - BOI
- (i) Balance Of Investment
 - Basis Of Issue
 
 - BOL – (s) Bolivia (ISO 3166 trigram)
 - BOM
- (a) Base Object Model
 - Bill Of Materials
 - Block of the Month quilting term
 - Business opportunity meeting
 
 - BOP (more than 20 alternatives)
 - BOPB – (i) Biarritz Olympique Pays Basque (the complete name of the rugby club)
 - BOPD – (i) Barrel of Oil Per Day
 - BOQ
- (i) Bill Of Quotations
 - Bachelor Officers' Quarters
 - Bank of Queensland
 
 - bos – (s) Bosnian language (ISO 639-2 code)
 - BOS – (i) Battlefield Operating System
 - BOT
- (i) Balance of Trade
 - (s) Botswana (IOC and FIFA trigram, but not ISO 3166)
 - (i) Build Operate Transfer
 - (i) Bank of Thailand
 
 
BP
- BP
- (i) Battle Position
 - British Petroleum (today, BP does not officially stand for anything)
 - (s) Solomon Islands (FIPS 10-4 country code; from British Protectorate of the Solomon Islands)
 
 - Bp – (i) Bishop
 - BPD – (i) Bipolar Personality Disorder
 - BPM – (i) Beats Per Minute
 - BPMo – (i) Business Process Mobility
 - BPV
- (i) Battlefield Planning Visualization
 - Bovine papillomavirus
 
 
BQ
- BQ
- (s) British Antarctic Territory (former ISO 3166 digram; merged with AQ in 1979)
 - Caribbean Netherlands (current ISO 3166 digram; based on the entity's alternate name of Bonaire, Sint Eustatius and Saba)
 - Navassa Island (FIPS 10-4 territory code)
 
 
BR
- br – (s) Breton language (ISO 639-1 code)
 - Br – (s) Bromine
 - Br – "Best regards" used in valediction
 - BR
- (s) Brazil (ISO 3166 digram; FIPS 10-4 country code) – Bihar (Indian state code)
 - (i) British Rail, previously British Railways
 - Break Ranks (marching band term)
 
 - BRA – (s) Brazil (ISO 3166 trigram)
 - BRAG – (a) Bicycle Ride Across Georgia
 - BRASS – Breathe, Relax, Aim, Sight, Squeeze (Acronym for using a rifle)
 - BRB
- (s) Barbados (ISO 3166 trigram)
 - (i) "Be Right Back" (Internet chat abbreviation)
 
 - BRDM – (i) Boyevaya Razvedyvatelnaya Dosornaya Mashina (Russian Боевая Разведывательная Дозорная Машина, "Combat Reconnaissance Patrol Vehicle") †[2]
 - bre – (s) Breton language (ISO 639-2 code)
 - BRFSS – (p) Behavioral Risk Factor Surveillance System ("burf-us", a CDC health survey covering the U.S. and its territories)
 - BRI
- (i) Bathroom Readers Institute (publishers of series of "Uncle John's Bathroom Readers" books)
 - Belt and Road Initiative (China-led Asian transport initiative)
 
 - BRIC – (a) Brazil, Russia, India and China (economics term)
 - BRICS – (a) Brazil, Russia, India, China and South Africa (intergovernmental organization)
 - BRIDGE – Building Resilienmce through Inclusively Designed Guidance and Education
 - BRIMS – (a) Behavior Representation In Modeling and Simulation (conference)
 - BRL – (s) Brazilian real (ISO 4217 currency code)
 - BRM – (i) Boyevaya Razvedyvatelnaya Mashina (Russian Боевая Разведывательная Машина, "Combat Reconnaissance Vehicle") †[2]
 - BRN
 - BRSB – (i) Battlefield Reasoning System Brianna
 - BRT – Bus Rapid Transit (alternatively Bus Rapid Transport)
 - BRU – (s) Brunei (IOC and FIFA trigram, but not ISO 3166)
 
BS
- bs – (s) Bosnian language (ISO 639-1 code)
 - BS
- (s) The Bahamas (ISO 3166 digram)
 - Bassas da India (FIPS 10-4 territory code)
 - Bachelor of Science degree
 - British subject
 - Bullshit
 
 - BSA
- (i) Birmingham Small Arms (motorcycles company)
 - Boy Scouts of America
 - Brigade Support Area
 
 - BSatCoP – Benjamin Sniddlegrass and the Cauldron of Penguins
 - BSc
- Bachelor of Science degree
 
 - BSD
- (s) Bahamian dollar (ISO 4217 currency code)
 - (i) Berkeley Software Distribution (distinct from BSoD)
 
 - BSE – (i) Bovine Spongiform Encephalopathy, better known as mad cow disease
 - BSE – (i) Buku Sekolah Elektronik (screw thread),[3]
 - BSF – (i) British Standard Fine (screw thread)
 - BSL
- (i) Basketbol Süper Ligi (Turkish, "Basketball Super League"; top Turkish men's league)
 - British Sign Language
 
 - BSMB – (i) British Society for Matrix Biology
 - BSN
- Baloncesto Superior Nacional (Spanish, "National Superior Basketball"; top Puerto Rican league)
 - Bank Simpanan Nasional (Malay, "National Savings Bank"; government-owned Malaysian bank)
 
 - BSNL
 - BSoD – (i) Blue Screen of Death (distinct from BSD)
 - BSP
- (i) Between-Show Promotion
 - Binary Space Partitioning
 - Board Support Package
 - British Standard Pipe (screw thread)
 - (p) Business-sponsored
 - Bone sialoprotein
 
 - BSS
- Block Starting with Symbol – see .bss
 - Boxed Set Syndrome – where one starts watching a boxed set of DVDs and just can't stop until you've watched them all
 
 - BST
- (i) Binary search tree
 - Blended Sales Tax
 - (p) Bovine somatotropin
 - (i) British Summer Time
 
 - BSW
- Bachelor of Social Work degree
 - (i) British Standard Whitworth (screw thread)
 - Blind Spot Warning, see Blind spot monitor
 
 - BSX – (i) Bendigo Stock Exchange
 
BT
- Bt
 - BT
- (i) Baal teshuva (Hebrew, "master of return") – used to describe a Jew who adopts Orthodox Judaism as an adult
 - Bathythermograph
 - (s) Bhutan (FIPS 10-4 country code; ISO 3166 digram)
 - (i) BitTorrent
 - British Telecom, the former name of the company now known as BT Group
 - Bluetooth
 
 - BTDT – (i) Been There, Done That
 - Bti – (i) Bacillus thuringiensis israelensis
 - BTID – (i) Battlefield Target Identification Device
 - BTIS – (i) Battlefield Target Identification System
 - BTN
 - BTO – (i) Built To Order
 - BTP – (i) British Transport Police
 - BTR – (i) Bronetransporter (БТР = Бронетранспортер "(Heavy) Armoured (Personnel) Transporter") †[2]
 - BTS
- (p) Bangtan Sonyeondan (Korean, 방탄소년단; literally "Bulletproof Boy Scouts"), expansion of the name of South Korean band BTS
 - (i) Base transceiver station
 - Beyond the Scene, promoted by the band BTS as an alternate expansion of its initialism
 - Build to stock (production approach)
 - Bureau of Transportation Statistics, U.S. federal agency
 - Business Training Systems, original name of the Swedish professional services firm BTS Group
 
 - BTU – (i) British Thermal Unit
 - BTW – (s) By The Way
 
BU
- BU – (s)
 - BUAV – (i) British Union for the Abolition of Vivisection
 - BUG-E – (a) Battlefield Universal Gateway Equipment ("buggy")
 - bul – (s) Bulgarian language (ISO 639-2 code)
 - BUL – (s) Bulgaria (IOC and FIFA trigram, but not ISO 3166)
 - BUNO or BuNo – (p) Bureau Number (aircraft serial number)
 - BUR – (s) Burma (ISO 3166 trigram; obsolete since 1989)
 
BV
- BV – (i)
- Background Vocals –
 - Battlefield Visualization – (s)
 - Bouvet Island (ISO 3166 digram; FIPS 10-4 territory code)
 
 - BVB
- (p) Ballspielverein Borussia 09 e.V. Dortmund, the full German name of the football club known in English as Borussia Dortmund
 - Bursa de Valori București (Romanian for Bucharest Stock Exchange)
 
 - BVD – (i) Bradley, Voorhees & Day (underwear manufacturer)
 - BVR – (i) Beyond Visual Range
 - BVT – (s) Bouvet Island (ISO 3166 trigram)
 
BW
- B&W – (i) Babcock & Wilcox – Black and White – Bowers & Wilkins
 - BW – (s) Bring Wedges (ISO digram)
 - BW – (s) Botswana (ISO 3166 digram)
 - BWA – (s) Botswana (ISO 3166 trigram)
 - BWARS – (a) Bees, Wasps & Ants Recording Society
 - BWC – (p) Biological and Toxin Weapons Convention
 - BWP – (s) Botswana pula (ISO 4217 currency code)
 - BWR – (i) Boiling-Water Reactor
 
BX
- BX – (p) Base eXchange – (s)
 
BY
- BY – (s)
 - BYOB – (i) Bring Your Own Bottle (or "beer", "beverage", or "booze") (multiple, but similar, meanings)
 - BYOC – (i) Bring Your Own Computer (play on BYOB)
 - BYOF – (i) Bring Your Own Flask
 - BYR – (s) Belarusian rubel (ISO 4217 currency code)
 - BYS – (s) Byelorussian Soviet Socialist Republic (ISO 3166 trigram; obsolete since 1992)
 - BYU – (i) Brigham Young University
 
BZ
- BZ – (s) Belize (ISO 3166 digram)
 - BZD – (s) Belize dollar (ISO 4217 currency code)
 - BZP – (p) Benzylpiperazine
 
References
- ^ See references and discussion under Barbecue and Talk:List of acronyms and initialisms: B. Examples of use: [1], [2] Archived 2016-03-04 at the Wayback Machine, [3], [4]
 - ^ a b c d e f "Archived copy" (PDF). Archived from the original (PDF) on 2008-02-27. Retrieved 2008-02-27.
{{cite web}}: CS1 maint: archived copy as title (link) - ^ http://www.tbkarunia.com