| Abbreviation | Definition |
|---|---|
| BS | Been Stomped |
| BS | Blown Save |
| BSA | Backpack Somewhere America |
| BSB | Beautifully Sized Backhander |
| BSC | Bergfreunde Ski Club |
| BSC | Boston Sports Club |
| BSC | Branchburg Sports Complex |
| BSFC | Bishop's Stortford Football Club |
| BSFI | Billiards and Snooker Federation of India |
| BSGA | Bay State Gymnastics Academy |
| BSHU | Ball So Hard University |
| BSJA | British Show Jumping Association (horses) |
| BSMI | Baylor Sports Medicine Institute |
| BSN | Beyond Sports Network |
| BSNC | Blackburn South Netball Club |
| BSP | Bicycle Sports Pacific |
| BSS | Bald Spot Sports |
| BSSAC | Barbados Secondary Schools Athletics Championships |
| BSSI | Buffalo Spine And Sports Institute |
| BST | Bishop Swim Team |