| Acronym | Definition |
|---|
| PBRA | Petroleo Brasileiro SA |
| PBRA | Project-Based Rental Assistance |
| PBRA | Plant Breeders Rights Act (Australia) |
| PBRA | Poipu Beach Resort Association (Koloa, HI) |
| PBRA | Professional Bull Riders Association |
| PBRA | Pencil-Beam Redefinition Algorithm |
| PBRA | Purebred Risk Assessment (Canadian Beef Breeds Council) |
| PBRA | Preliminary Baseline Risk Assessment |
| PBRA | Phil Burgan Race Academy (UK) |
| PBRA | Pharmaceutical Business Research Associates |
| PBRA | Price-Based Resource Allocation |
| PBRA | Proof by Repeated Assertion |
| PBRA | Person Based Resource Allocation |
| PBRA | Permian Basin Restaurant Association |
| PBRA | Professional Bathtub Refinishers Association |
| PBRA | Professional Bull Riding Association |
| PBRA | Palm Beach Rowing Association (West Palm Beach, FL) |
| PBRA | Plot Based Resolution Analysis |
| PBRA | Post Burn Raw Area |
| PBRA | Principles of the Business Rules Approach |
| PBRA | Pork Barrel Reduction Act |
| PBRA | Practice Bomb Rack Adapter (USAF B-1B) |
| PBRA | Pacolet-Bethlehem-Rion Association |
| PBRA | Permian Basin Repeater Association (Texas) |
| PBRA | Profit-Based Reliability Analysis (Avistar Inc.) |
| PBRA | Pick the Best Runningback Available |
| PBRA | Proposed Boundary Revision Area |
| PBRA | Plant Breeding and Research Association (New Zealand) |
| PBRA | Patient Bill of Rights Act |
| PBRA | Paperwork Burden Reduction Act of 1980 |
| PBRA | Panhandle Barrel Racing Association |
| PBRa | pupil-based risk assessment (UK) |