| Acronym | Definition |
|---|
| RLF | Royal Literary Fund (UK) |
| RLF | Revolving Loan Fund |
| RLF | Radio Link Failure |
| RLF | Reverse Line Feed |
| RLF | Retrolental Fibroplasia |
| RLF | Real Life Friend |
| RLF | Relaxin-Like Factor |
| RLF | Replication Licensing Factor |
| RLF | Revue Laitière Française (French: French Dairy Journal; est. 1890) |
| RLF | Resources Legacy Fund (Sacramento, California) |
| RLF | Rétablissement des Liens Familiaux (French: Restoring Family Links) |
| RLF | Resource Limit Facility |
| RLF | Reuse Library Framework |
| RLF | Reusability Library Framework |
| RLF | Raymond Louis & Fitch (Jacksonville, FL) |
| RLF | Ricki-Lee Forums |
| RLF | Recessed Light Fitting |
| RLF | Remote Lock Feedback (automotive) |