| Acronym | Definition |
|---|
| RUC➣Royal Ulster Constabulary (Northern Ireland; now the Police Service of Northern Ireland) |
| RUC➣Roskilde Universitetscenter (German: Roskilde University Center; now Roskilde Universitet) |
| RUC➣Renmin University of China |
| RUC➣Re-Usable Component |
| RUC➣Receive Unknown Code |
| RUC➣Registro Unico de Contribuyentes (Uruguay: Unique Taxpayer Register) |
| RUC➣Rapid Update Cycle (weather forecast model) |
| RUC➣Redeemer University College (Canada) |
| RUC➣Road User Charging |
| RUC➣Roaden University Center (Tennessee Tech University) |
| RUC➣Rádio Universidade de Coimbra |
| RUC➣Republican Unity Coalition (Washington, DC) |
| RUC➣Reporting Unit Code |
| RUC➣Representative Unit Cell |
| RUC➣Riverine Utility Craft |
| RUC➣Responsable Univers de Consommation (French: Responsible Consumption Universe) |
| RUC➣Resource Utilization Charge |
| RUC➣Reims Université Club d'Escalade (French: Reims University Climbing Club) |
| RUC➣RVS (Relative Value Scale) Update Committee (AMA/Specialty Society) |