| Abbreviation | Definition |
|---|---|
| RR | Russian Roulette |
| RR | The Random Reflected |
| RR | The Reykjanes Ridge |
| RR | The Rural Residential |
| RRA | racing rivals account |
| RRA | Radiology Research Alliance |
| RRA | Rahanweyn Resistance Army |
| RRA | Raleigh Record Ace |
| RRA | Ransomware Readiness Assessment |
| RRA | Rappahannock Recreation Association |
| RRA | Real Rock Album |
| RRA | Reconstructionist Rabbinical Association |
| RRA | Red River Aspect |
| RRA | Refugee and Repatriate Assistance |
| RRA | Regional Reporters Association |
| RRA | Registered Radiologist Assistant |
| RRA | Registered Record Administrator |
| RRA | Reiulf Ramstad Architects |
| RRA | Relevancy Reviews and Accessibility |
| RRA | Remote Regulatory Assessments |