| Abbreviation | Definition |
|---|---|
| MEP | Major Emphasis Program |
| MEP | Master Exercise Practitioner |
| MEP | Migrant Employment Program |
| MEQ | Management Effectiveness Questionnaire |
| MERF | Mobile Equipment Repair Facility |
| MERLIN | Mail Evaluation Readability Lookup Instrument |
| MESA | Mining Enforcement And Safety Administration |
| MESH | Medical Subject Headings |
| MESHPA | Model State Emergency Health Powers Act |
| METC | Medical Education and Training Campus |
| MEW | Measures of Economic Welfare |
| MEWP | Multiple Entry Work Permit |
| MEWS | modified early warning score/system |
| MEZ | Major Economic Zone |
| MEZ | Maritime Economic Zone |
| MF | My Flags |
| MFA | Management Functional Area |
| MFA | Multi-Fiber Agreement |
| MFE | Made For Excellence |
| MFG | Manufacturing |