| Abbreviation | Definition |
|---|---|
| GUARDS | General Unified Ammunition Reporting Data System |
| GUI | Graphical User Interface |
| GULAG | Chief Administration of Corrective Labor Camps and Colonies |
| GUM | Grip Unique Method |
| GUN | Give Up Now |
| GUN | Gunnery |
| GUTS | Generals United Towards Sobriety |
| GV | Governing Vessel |
| GV | Graphics and Visualization |
| GV | Great Victory |
| GVW | Gross Vehicle Weight |
| GVWR | Gross Vehicle Weight Rating |
| GW | Gateway |
| GW | Golden Wonder |
| GW | Guerrilla Warfare |
| GW | The Great War |
| GW2W | Guild Wars 2 Wiki |
| G-WAAT | Global Wide Area Application Testbed |
| GWC | Global Weather Central |
| GWCQ | Gulf Warehousing Company - Qatar |