| Abbreviation | Definition |
|---|---|
| TW | Tank Well |
| TW | Total War |
| TW | Trench Warriors |
| TW | Tribal Wars |
| TW/AA | Tactical Warning and Attack Assessment |
| TWAA | Tactical Warning and Attack Assessment |
| TWAWKI | The World As We Know It |
| TWBA | The Whole Bolivian Army |
| TWC | Office For Counterterrorism Analysis (DIA) |
| TWC | Total Water Current |
| TWCF | Transportation Working Capital Fund |
| TWCM | Theater Wartime Construction Manager |
| TWD | Transnational Warfare Counterdrug Analysis |
| TWDS | Tactical Water Distribution System |
| TWEC | Tactics and Weapons Employment Course |
| TWF | Two Weapon Fighting |
| TWG | Tactical War Game |
| TWG | Technology Working Group |
| TWI | Office For Information Warfare Support (DIA) |
| TWI | Tactical weapon Industries |