| Abbreviation | Definition |
|---|---|
| BOT | Build, Operate, and Transfer |
| BOY | Beginning Of Year |
| BP | Brain Power |
| BPA | Blanket Purchase Agreement |
| BPA | Bonneville Power Administration |
| BPA | Border Patrol Agents |
| BPA | Bureau of Public Affairs |
| BPC | Building Partnership Capacity [DoD] |
| BPD | Bureau of Public Debt |
| BPHC | Bureau of Primary Health Care |
| BPL | Below Poverty Line |
| BPO | Border Patrol Officer |
| BPO | Business Process Outsourcing |
| BPOA | Bureau of Professional and Occupational Affairs |
| BPR | Business Process Outsourcing |
| BPRM | Bureau of Population, Refugees, and Migration |
| BQA | Bureau of Quality Assurance |
| BQB | Bluetooth Qualification Body |
| BR | Birth Rate |
| BR | By Report |