| Abbreviation | Definition |
|---|---|
| RWTS | Renaissance with the Stars |
| RWTS | Riyadh water transmission system |
| RWTS | Rotary Wing Test Squadron |
| RWTS | Rudolf Widmann Technische Systeme |
| RWTS | Running With The Stars |
| RWU | Remote Wake Up |
| RWU | Rich White Underachievers |
| RWU | Rock and Wrap it Up |
| RWU | Rogers Water Utilities |
| RWV | Raising Women's Voices |
| RWV | Red White Valve |
| RWV | Rotterdamse Wandelsport Vereniging |
| RWVG | Rectangular Winglet Vortex Generators |
| RWW | Radio Wireless Week |
| RWW | Read While Waiting |
| RWW | Read While Writing |
| RWW | Read Write Web |
| RWW | Real Win Worth |
| RWW | Real World at War |
| RWW | Rear Wash Wipe |