| Acronym | Definition |
|---|
| UW | University of Wisconsin (also seen as UoW) |
| UW | University of Washington |
| UW | University of Wyoming |
| UW | University of Waterloo |
| UW | United Way |
| UW | Underwater |
| UW | Underwear |
| UW | Used With |
| UW | Underway |
| UW | Underworld |
| UW | You're Welcome |
| UW | Unit Weight |
| UW | Underwriter |
| UW | Uniwersytet Warszawski |
| UW | University of Windsor |
| UW | University of Warwick (UK) |
| UW | Unconventional Warfare |
| UW | University of Worcester (UK) |
| UW | Microwatts |
| UW | Freedom Union (Poland) |
| UW | University of Witwatersrand (South Africa) |
| UW | Unique Word |
| UW | Under World |
| UW | Unia Wolnosci (Polish: Freedom Union party) |
| UW | Under Will |
| UW | Ukrainian Woman |
| UW | Universal Word |
| UW | Universal Wiring |
| UW | Upset Welding |
| UW | Ultima Weapon (Final Fantasy gaming) |
| UW | Unified Watershed Assessment |
| UW | Universidad Wiener (Spanish: Wiener University; Peru) |
| UW | USSR West of 100 Degrees |
| UW | Universal Workflow |