| GMCS | GAMES Master Control Station (GAMES = GPS Anomalies Monitoring Equipment System) | GAMES主控制站（GAMES=GPS异常监测设备系统） |
| GMCS | Ground Maneuver Camera System (Boeing 777-300) | 地面机动摄像机系统（波音777-300） |
| GMCS | Gunner's Mate, Senior Chief (USN Rating) | 机枪手的伴侣,高级长官(舰钩挂等级) |
| GMCS | General Monitor and Control System | 通用监控系统 |
| GMCS | Senior Chief Gunners Mate | 高级首席枪手大副 |