| Acronym | Meaning |
| EMT | Effects Management Tool (US Army/Marine Corps AFATDS client) |
| EMT | Elapsed Maintenance Time |
| EMT | Electrician's Mate, Telephone (US Coast Guard) |
| EMT | Electromechanical Maintenance Team (ICBM) |
| EMT | Electromechanical Team (ICBM maintenance) |
| EMT | Emergency Management Team |
| EMT | Emergency Medical Tourniquet |
| EMT | Emergency Medical Treatment |
| EMT | Energy Management Team (various locations) |
| EMT | Enhanced Modulation Techniques |
| EMT | Environmental Management Team (US Army) |
| EMT | Equivalent Megatonnage |
| EMT | Executive Management Team (various organizations) |
| EMT | Expert Missile Tracker |