TMWA
| Acronym | Definition |
|---|---|
| TMWA | Truckee Meadows Water Authority (Reno, NV) |
| TMWA | The Mountains Win Again (Magic: The Gathering) |
| TMWA | Timothy Marshall Walters & Associates (Saint Louis, Missouri law firm) |
| TMWA | Tidewater Medical Women's Association |
| TMWA | Texas Mafia Wars Alliance (gaming clan) |