| Acronym | Definition |
|---|
| TWM | Tab Window Manager |
| TWM | Tom's Window Manager (now Tab Window Manager) |
| TWM | Travel West Midlands (UK) |
| TWM | Transboundary Waters Management |
| TWM | Three Wise Men |
| TWM | The Working Manager (UK) |
| TWM | Total Waste Management (trademark of Entech Industries) |
| TWM | The Wimshurst's Machine (band) |
| TWM | Taiwan Mobile Co. Ltd. |
| TWM | Transamerica Worksite Marketing (Little Rock, AR) |
| TWM | Third World Majority |
| TWM | Trench Warfare Mod (Wolfenstein 3D) |
| TWM | Tyne and Wear Museums (UK) |
| TWM | Total Workplace Management |
| TWM | The Weston Mercury (UK newspaper) |
| TWM | Tilburgsche Waterleiding-Maatschappij (Netherlands) |
| TWM | Tarot World Magazine |
| TWM | Transnational Ecosystem-Based Water Management |
| TWM | Transamerica Worksite Monitoring |
| TWM | Talk with Me |
| TWM | Two Way Monologues (concert series) |
| TWM | The Wine Merchant (Raleigh, NC) |
| TWM | Three Wave Mixing |
| TWM | Thermal Wave Model |
| TWM | Throat Wobbler Mangrove |
| TWM | The World Management |
| TWM | Three Wolf Moon (T-shirt design) |
| TWM | The World Models (Manufacturing Co.) |
| TWM | Teamwork Movement (gaming group) |
| TWM | Ted Williams Museum (St. Petersburg, FL) |
| TWM | Tyne and Wear Metro (light rail system; UK) |
| TWM | Teacher, Wordsmith, Madman (blogger Chad Hermann) |
| TWM | Tak Wiele Milosci |
| TWM | Trefriw Woollen Mills (UK) |
| TWM | Thouvenot, Wade and Moerchen |
| TWM | Targeted Web Marketing |
| TWM | Target Weaponeering Module (application in AOC) |
| TWM | Turner Workflow Manufacturing Ltd (UK) |
| TWM | The Wild Mongooses (online community) |
| TWM | Toroidal Winding Machine |
| TWM | Thin-Wire Monopole |
| TWM | Two-Weight Method |
| TWM | The Wrapping Machine |
| TWM | Turkish War Medal |
| TWM | Tension with Modulation |
| TWM | Team Widow Maker (gaming clan) |