| Acronym | Definition |
|---|
| RUN | Rural Universe Network (German Centre for Agricultural Documentation and Information) |
| RUN | Radboud University Nijmegen (Netherlands) |
| RUN | Rewind Unload |
| RUN | Research Unit in Networking |
| RUN | Redeemer's University (Lagos, Nigeria) |
| RUN | Reunion Industries, Inc. (Pittsburgh, PA) |
| RUN | Rol Único Nacional (Chilean ID number) |
| RUN | St-Denis De La Reunion, Reunion - Gillot (Airport Code) |
| RUN | Rete Unitaria del Notariato (Italian) |
| RUN | Rental Update Notification |
| RUN | Russian Meets Norwegian (contrastive linguistics and translation studies) |