| Abbreviation | Definition |
|---|---|
| TKO | Teutonic Knight Order |
| TKQ | UHF- FM ground terminal |
| TKS | Target Kill Simulator |
| TKS | TransportKorps Speer |
| TKT | Tool KiT |
| TL | Target Locations |
| TL | Team Leader |
| TL | Trailer Life |
| TL | Transfer Line |
| TLA | Temporary Lodging Allowance |
| TLA | Top Level Architecture |
| TLA | Turrel Lock Assembly |
| TLAM | Tomahawk Land Attack Missile |
| TLAM/N | Tomahawk Land Attack Missile/nuclear |
| TLAMM | Theater Lead Agent For Medical Materiel |
| TLB | Target Line Balance |
| TLB | The Lost Battalion |
| TLC | Total Logistic Control |
| TLC | Traffic Load Control |
| TLC | Training Leaders Continually |