| Abbreviation | Definition |
|---|---|
| BBB | Big Booty Bowman |
| BBB | Bruised Belly Brigade |
| BBBC | British Boxing Board of Control |
| BBBL | Bambis Bombers Baseball League |
| BBBL | Big Bats Baseball League |
| BBBM | Big Bend BassMasters |
| BBC | Big Bad Carp |
| BBCOR | Bat-Ball Coefficient of Restitution |
| BBHC | Bexleyheath and Belvedere Hockey Club |
| BBL | Backyard Baseball League |
| BBLL | Bradley Bourbonnais Little League |
| BBN | Big Blue Nation |
| BBR | Burning Blade Rogues |
| BBS | Big Bull Shoot |
| BBSR | Big Bear Sports Ranch |
| BBW | Big Bearded Wrestling |
| BC | Bells Cup |
| BC | Boys Crown |
| BCA | Barbados Cricket Association |
| BCA | Billiard Congress Of America |