| Acronym | Definition |
|---|
| GTW | Grand Theft Wiki (gaming) |
| GTW | Games That Weren't |
| GTW | Global Threat Watch |
| GTW | Gateway |
| GTW | Grand Trunk Western (railroad) |
| GTW | Gateway, Inc. (stock symbol) |
| GTW | Global Trade Watch |
| GTW | Gross Trailer Weight (shipping) |
| GTW | Gas to Wire (energy production) |
| GTW | Golden Trout Wilderness (Sequoia National Forest; California) |
| GTW | Get To Work |
| GTW | Global Trading Web (Commerce One B2B-platform) |
| GTW | Gym Tan Wrestle (blog) |
| GTW | GlobeTrack Wireless (Austin, TX) |
| GTW | Global Thermonuclear War |
| GTW | Gross Takeoff Weight |
| GTW | Gateway Station |
| GTW | Ground-Thermosphere Waveguide |
| GTW | Giant Tiger Warehouse |
| GTW | Zlin, Czech Republic Holesov (city/airport code) |
| GTW | Great to Wait (youth abstinence program; Greensboro, NC) |