| Abbreviation | Definition |
|---|---|
| TOPSS | The Officer Projection Specialty System |
| TOR | Tactical Operational Requirement |
| TOR | Term Of Reference |
| TOR | Time Of Receipt |
| TORB | Technical Order Review Board |
| TOS | Tactical Operations System |
| TOS | Terms Of Service |
| TOS | Time On Station |
| TOS | Transition Operational State |
| TOS | Type Of Service |
| TOS(C) | Tactical Operations System- Corps |
| TOS(D) | Tactical Operations System- Division |
| TOS-CASE | Tactical Operations System for Corps and Subordinate Echelons |
| TOSS | Tactical Optical Surveillance System |
| TOT | Time On Target |
| TOT | Transfer Of Technology |
| TOTE | Test Operate Test And Exit |
| TOTE | Test Operate Test Exit |
| TOV | Treaty Of Versailles |
| TOW | Tether Optical Weapon |