MACM
| Acronym | Definition |
|---|---|
| MACM | Mutual Assistance in Criminal Matters |
| MACM | Master of Arts in Christian Ministry |
| MACM | Michigan Association of Court Mediators (Ann Arbor, Michigan) |
| MACM | Memory Access Control Matrix |
| MACM | Master Chief Master At Arms |
| MACM | Malta Association of Credit Management (est. 2001) |
| MACM | Maine Academy of Country Music |
| MACM | Mandatory Access Control Mechanism |
| MACM | Member of the Association of Computing Machinery |
| MACM | Master Chief Machine Accountant (Naval Rating) |