| Acronym | Definition |
|---|
| BL➣Barrel |
| BL➣Bill of Lading |
| BL➣Baseline |
| BL➣Black |
| BL➣Blue |
| BL➣Bilateral |
| BL➣Block |
| BL➣British Library (London, England) |
| BL➣Basel-Landschaft (canton postcode, Switzerland) |
| BL➣Basel Land (Basel Country; Suisse Half Canton) |
| BL➣Blank |
| BL➣Boys' Life (Boy Scouts of America magazine) |
| BL➣Blind (flange) |
| BL➣Boys' Love (anime) |
| BL➣Bloco (Portuguese: block; postal usage) |
| BL➣Bolivia |
| BL➣Blend |
| BL➣Blessed (title of a beatified person) |
| BL➣Blowing (METAR descriptor) |
| BL➣Baltic (linguistics) |
| BL➣Bottom Line |
| BL➣Borderlands (gaming) |
| BL➣Backlash |
| BL➣Blake Lively (actress) |
| BL➣Black Love |
| BL➣Bin Laden |
| BL➣Bolton (postcode, United Kingdom) |
| BL➣Belluno (Veneto, Italy) |
| BL➣Blanking |
| BL➣Big Lots (retail store sales quantity) |
| BL➣Bale |
| BL➣Bruce Lee |
| BL➣Boundary Layer |
| BL➣Blower |
| BL➣Body Language |
| BL➣Black Lagoon (Anime) |
| BL➣Boston Legal (US TV series) |
| BL➣Bad Luck (chat) |
| BL➣Backlit |
| BL➣Bachelor of Letters (Bachelor of Arts - Japan) |
| BL➣Buddy List |
| BL➣Building Line (construction) |
| BL➣Backlog |
| BL➣Big Leaf (plant physiology) |
| BL➣Bush League |
| BL➣Bud Light (beer) |
| BL➣British Leyland |
| BL➣Bell Labs (Bell Telephone Laboratories) |
| BL➣Business Logic |
| BL➣Blockland (gaming) |
| BL➣Belly Laugh |
| BL➣Burkitt's Lymphoma |
| BL➣Bart's and The London (School of Medicine and Dentistry, UK) |
| BL➣Beam Line |
| BL➣Be Late |
| BL➣Bilinear |
| BL➣Burkitt Lymphoma |
| BL➣But Last (Hyper Logo command) |
| BL➣Blast Load |
| BL➣Bioluminescence |
| BL➣Black Lung (Social Security) |
| BL➣Body Lift (automotive) |
| BL➣Basal Lamina (biology) |
| BL➣Boylover (used by pedophiles) |
| BL➣Biosafety Level |
| BL➣Breech Loading |
| BL➣Budget Line |
| BL➣Breaking Load (engineering) |
| BL➣Bit Line (computer memory) |
| BL➣Blood Lust (gaming) |
| BL➣Barrister-at-Law (UK) |
| BL➣Bonney Lake (Washington) |
| BL➣Black Lotus (gaming, Magic The Gathering) |
| BL➣Battle Lab |
| BL➣Bikini-Line |
| BL➣Bachelor of Law |
| BL➣Borderline Lepromatous (leprosy) |
| BL➣Big Log |
| BL➣Basic Load (ammunition) |
| BL➣Bolaffi (philatelic dealers) |
| BL➣Biocontainment Level (US DoD) |
| BL➣Bishops Lydeard (UK railway station) |
| BL➣Bats Left (baseball) |
| BL➣Beastlord (gaming, Everquest) |
| BL➣Battery Limit |
| BL➣Bachelier en Loisirs (Bachelor of Leisure Studies) |
| BL➣Buried Layer |
| BL➣Burnlist (social networking game) |
| BL➣Boys Latin School of Maryland (Baltimore) |
| BL➣Beauty Leopard (Geely sports car model) |
| BL➣Bereichsleiter/In (German: Director General) |
| BL➣Bronzen Leeuw (Dutch) |
| BL➣Breadth-Length |
| BL➣Butt Line |
| BL➣Buttock Line |
| BL➣Bend Loss |
| BL➣Binder Library |
| BL➣Battle-Lemarie (wavelet families) |
| BL➣Broken Loop |
| BL➣Block Formatter |
| BL➣Bombline |
| BL➣Beautiful Lineswoman (Seinfeld TV show) |
| BL➣Bridge Latch |
| BL➣Beta Lamda |
| BL➣Battle Laboratories |
| BL➣Bell Logger |
| BL➣Bibliography of the Lepidoptera |