| Abbreviation | Definition |
|---|---|
| BB | Boot Black |
| BB | Brass Bound |
| BBC | Bawarchi Biryani Centre |
| BBC | Blade Brake Clutch |
| BBC | Bombay Bathroom Cleaner |
| BBD | Best Before Date |
| BBD | Bucket Brigade Device |
| BBIBP | Beijing Bio-Institute of Biological Products |
| BBIBPCORV | Beijing Bio-Institute of Biological Products Coronavirus Vaccine |
| BBL | Briques de Béton Lourd |
| BBLI | Ballet Barre Lilac |
| BBP | BioShares Biotechnology Products |
| BBQA | Backyard Bar-B-Quers of America |
| BBTS | Billboard Bluetooth Speaker |
| BBZIX | Biocidas Biodegradables Zix (Spanish biodegradable biocide manufacturer; Huesca, Spain) |
| BC | Back Comb |
| BC | Bar Code |
| BC | Button Cell |
| BC4J | Business Components for Java |
| BCA | Back Casting Approach |