PBSF
| Acronym | Definition |
|---|---|
| PBSF | Pre-B Cell Growth Stimulating Factor |
| PBSF | Pixel Bandits Security Force (gaming clan) |
| PBSF | Professional Baseball Scouts Foundation (Calabasas, CA) |
| PBSF | Plant Biologists of South Florida |
| PBSF | Planet Bike Superflash |
| PBSF | Piled Banyan Switching Fabric (computer science) |