| Abbreviation | Definition |
|---|---|
| PBAD | Public Buildings Airports Division |
| PBB | Passenger Boarding Bridges |
| PBB | Purpose Built Block |
| PBCT | Proposed Boundary Crossing Time |
| PBI | Palm Beach International Airport |
| PBL | Performance-Based Logistics |
| PBO | Packed By Owner |
| PBOT | Portland Bureau of Transportation |
| PBP | Postmasters Benefit Plan |
| PBS | Pass By Station |
| PBS | Pivot Ball Suspension |
| PBT | Pulsing Blade Turn |
| PC | Passenger Car |
| PC | Precious Cargo |
| PCA | Pedestrian Crosswalk Ahead |
| PCA | Positive Control Airspace |
| PCB | Portable Concrete Barrier |
| PCC | Paver Compacted Concrete |
| PCC | Performance Concept Car |
| PCC | Pic Carrying Capacity |