| Acronym | Definition |
|---|
| WTM | WAN (Wireless Area Network) Traffic Manager |
| WTM | World Travel Market (London) |
| WTM | World's Toughest Mudder (obstacle courses; UK) |
| WTM | World Tank Museum (Berkeley, CA) |
| WTM | West Timmins Mining (gold exploration; Canada) |
| WTM | What's the Move |
| WTM | Write Tape Mark |
| WTM | World Transformation Movement |
| WTM | What the Mess (Internet slang) |
| WTM | World Tamil Movement |
| WTM | Windows Task Manager |
| WTM | Whatever That Means |
| WTM | Work Transformation Matrix (engineering) |
| WTM | Web Traffic Monitor |
| WTM | What's the Matter? |
| WTM | Wild-Type Mice (as compared to lab mice) |
| WTM | Wind Tunnel Model |
| WTM | Web, Trattamenti e Materiali (Italian) |
| WTM | Winner Takes Most |
| WTM | WAC Target Mosaic |
| WTM | Wavelet-Transform Method |
| WTM | WWMCCS Technical Manual |