Found 3 full forms for GMT1
| Term | Full Form | Category |
|---|---|---|
| GMT1 | Gunner's Mate (technician) Petty Officer 1st Class 
| Others |
| GMT1 | Gunner's Mate (torpedo) 1st Class Petty Officer
| Others |
| GMT1 | Gunner's Mate (turrets) Petty Officer 1st Class
| Others |