| Abbreviation | Definition |
|---|---|
| BAS | Becoming Anti Social |
| BASF | Bar Association of San Francisco |
| BASIC | Background Affiliation Status Information Center |
| BATNA | Best Alternative To Negate Aggression |
| BATTLE | Beat Auto Theft Through Law Enforcement |
| BB | Bad Boy |
| BBB | Bad Blue Boys |
| BBC | Background, Behavior, and Consequences |
| BBC | Bad Boyz Club |
| BBC | Brilliant Brilliance Cruisers |
| BBC | Broadford, Balyna, and Carbury |
| BBCC | Black on Black Crime Coalition |
| BBD | Black Blade Dragons |
| BBG | Bundesbeamtengesetz (German: German Law) |
| BBGM | Bad Boys Gang Members |
| BBI | BJP Bureau of Investigation |
| BBJC | Bernard Baran Justice Committee |
| BBJC | Black Belt Justice Center |
| BBL | Bangsamoro Basic Law |
| BBLA | Brooklyn Business Law Association |