BBSI
| Acronym | Definition |
|---|---|
| BBSI | Barrett Business Services Inc. (various locations) |
| BBSI | Bournemouth Business School International (UK) |
| BBSI | Bioengineering and Bioinformatics Summer Institute (NIH-NSF) |
| BBSI | Brain Boundary Shift Integral (computing) |
| BBSI | Black Belt Schools International |
| BBSI | Brigance Basic Skills Inventory (assessment tool) |
| BBSI | Beauty and Barber Supply Institute, Inc |
| BBSI | Bell Business Solutions Inc. (formerly Nexxlink Technologies, Inc.) |