| Acronym | Meaning |
| TMP | Tactical Machine Pistol |
| TMP | Tactical Military Pistol |
| TMP | Tactical Munitions Dispenser |
| TMP | Target Materials Program |
| TMP | Task Management Plan |
| TMP | Tax Matters Partner |
| TMP | Technical Maintenance Plan (Royal Australian Air Force) |
| TMP | Technical Management Plan |
| TMP | Technical Manual Part/Plan |
| TMP | Technology Master Planning |
| TMP | Telecommunications Management Program (US DoD) |
| TMP | Terminal Message Processor |
| TMP | Test and Maintenance Processor |
| TMP | Test Management Plan |
| TMP | The Manhattan Project |
| TMP | Theater Manpower Forces (US DoD) |
| TMP | Timor Portugese (East Timor, former ISO code; now TLS) |
| TMP | Tourism Master Plan (various locations) |
| TMP | Traffic Management Plan (various locations) |
| TMP | Training Management Plan |
| TMP | Transition Management Plan |
| TMP | Transport Mission Pilot |
| TMP | Transportation Management Plan |
| TMP | Transportation Management Program |
| TMP | Transportation Motor Pool |