Army & Military Abbreviations and Acronyms

1. GAMA
   Gun Automatic Multiple Ammunition
2. GAMO
   Ground and Amphibious Military Operations
3. GAO
   Government Accountability Office [formerly the General Accounting Office]
4. GAP
   Gun Aiming Post
5. GAS
   Gray Area Systems
6. GAT
   Government Acceptance Test
7. GATS
   General Agreement On Trade In Services
8. GATT
   General Agreement on Tariffs and Trade (government)
9. GB
   Gigabyte
10. GBAD
    Ground Based Air Defence
11. GBI
    Ground-Based Interceptor
12. GBL
    Ground-Based Laser
13. GBM
    General Motors Corporation
14. GBMD
    Global Ballistic Missile Defense
15. GBR
    Ground-Based Radar
16. GBU
    Guided Bomb Unit
17. GBYTE
    Gigabyte
18. GCA
    Ground-Controlled Approach
19. GCC
    Government Control Center
20. GCCS
    Ground Command and Control System

Last updated: May 24, 2020 — Total entries: 5,570