| Acronym | Definition |
|---|
| RFA | Request For Application(s) |
| RFA | Restricted Free Agent (professional sports) |
| RFA | Renewable Fuels Association |
| RFA | Royal Field Artillery |
| RFA | Request For Assistance |
| RFA | Request for Adminship (Wikimedia Foundation) |
| RFA | Request For Approval |
| RFA | Request for Authorization |
| RFA | Request For Action |
| RFA | République Fédérale Allemande (French: Federal Republic of Germany) |
| RFA | República Federal Alemana (Spanish: Federal Republic of Germany) |
| RFA | Réseau Financement Alternatif (French: Alternative Financing Network; Belgium) |
| RFA | Right Forearm |
| RFA | Royal Fleet Auxiliary Service (UK Royal Navy) |
| RFA | Request for Admission |
| RFA | Request for Arbitration |
| RFA | Reserve Forces Act |
| RFA | Right Femoral Artery |
| RFA | Restrictive Fire Area |
| RFA | Request for Federal Assistance (form) |
| RFA | Remote Feature Activation |
| RFA | Request for Analysis |
| RFA | Request for Appointment |
| RFA | Responsible Fishing Alliance (various locations) |
| RFA | Radio Frequency Authorization |
| RFA | Remote Function Actuation |
| RFA | Restricted Fire Area |
| RFA | Regional Football Association (Ghana) |
| RFA | Rectifier Failure Alarm (battery failure) |
| RFA | Recency Frequency Amount (retail segmentation tool) |
| RFA | Retired Firefighters Association |
| RFA | Renormalized Free Atom |
| RFA | Request for Final Approval |
| RFA | Robust Fuel Assembly (nuclear power) |
| RFA | Relieved From Assigned |
| RFA | Recurrent Fault Analysis |
| RFA | Recoverable Financial Aid |
| RFA | Request For Alteration |
| RFA | Reserved for Future Assignment |
| RFA | Request Further Airways |
| RFA | Rocky Flats Authorization (to ship) |
| RFA | Remedial Facility Assessment |
| RFA | Request For Architecture |
| RFA | Radio Free Asia |
| RFA | Radio Frequency Ablation (medical) |
| RFA | RCRA (Resource Conservation and Recovery Act) Facility Assessment |
| RFA | Ready For Acceptance |
| RFA | Registered Financial Associate (International Association of Registered Financial Consultants) |
| RFA | Regulatory Flexibility Act of 1980 |
| RFA | Raised Floor Area (data center engineering) |
| RFA | Radio Free Afghanistan |
| RFA | Results for America (Civil Society Institute) |
| RFA | Regional Forest Agreement (Australia) |
| RFA | Refrigerated Foods Association (Atlanta, Georgia) |
| RFA | Remote First Aid (UK training courses) |
| RFA | Remote File Access |
| RFA | Ready, Fire, Aim |
| RFA | Renewable Fuels Agency (various locations) |
| RFA | Recreational Fishing Alliance |
| RFA | Resonance Frequency Analysis |
| RFA | Regional Funding Allowance |