| Abbreviation | Definition |
|---|---|
| BAC | Burnsville Athletic Club |
| BAET | Bachelor of Athletic and Exercise Therapy |
| BAF | Bonnies Athletic Fund |
| BAF | Brooklyn Athletic Facility |
| BAFC | Banstead Athletics Football Club |
| BAM | Basic Athletic Measurement |
| BAW | Athletic Wear |
| BBAA | Blue Bengal Athletic Association |
| BBAC | Bangor Brewer Athletic Club |
| BBAF | Beyond Barriers Athletic Foundation |
| BBLA | Bli Bli Little Athletics |
| BCAA | Bethlehem Central Athletic Association |
| BCIAA | Berks County Interscholastic Athletic Association |
| BCYA | Bloom Carroll Youth Athletics |
| BDAC | Bunnell Dmitrich Athletic Center |
| BDAD | Blue Devil Athletic Development |
| BEAST | Basic Exercise And Strength Training |
| BEEF | Balance Elbow, Even Follow |
| BEEF | Balance Eyes, Elbow Follow |
| BFAB | Bierman Field Athletic Building |