| 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) |