| Abbreviation | Definition |
|---|---|
| BBBB | Bike Boat Brew Bark |
| BBBC | Barrel Bottom Boat Company |
| BBC | Break Bulk Cargo |
| BBIED | Boat Born Improvised Explosive Devices |
| BBIED | Boat Borne Improvised Explosive Devices |
| BBSA | Broad Bay Sailing Association |
| BCBC | Balliol College Boat Club |
| BCBC | Butler College Boat Club |
| BDCM | Bulk Distribution Carton Metric |
| BEB | Bridge Erection Boat |
| BESST | Breakthrough in European Ship and Shipbuilding Technologies |
| BFBC | Beaver Falls Boat Club |
| BHSC | Boston Harbor Sailing Club |
| BIC | Bureau International des Containers |
| BISC | Barcelona International Sailing Center |
| BITB | Butt In The Boat |
| BLBC | Barts And The London Boat Club |
| BLF | Boat Launching Facilities |
| BLF | Boat Launching Facility |
| BLSC | Belwood Lake Sailing Club |