| Abbreviation | Definition |
|---|---|
| MNK | My Neighbor's Kid |
| MO | Maintenance Operator |
| MO | Marketing Officer |
| MOA | Medical Office Administrator |
| MOB | Mail Order Bride |
| MOB | Mother Of the Bride |
| MOC | Master Of Ceremonies |
| MOD | Manager On Duty |
| MOG | Man Of God |
| MOG | Missionaries Of God |
| MOH | Maid Of Honor |
| MOM | Maintenance Operations Mechanic |
| MOM | Manager Of Messes |
| MOM | Master Of Multi-tasking |
| MOM | Mentor On The Move |
| MOM | Microsoft Operations Manager |
| MOM | Mobile Operations Manager |
| MOM | Music Operations Manager |
| MOPE | Managers, Owners, Professionals and Entrepreneurs |
| MOPPM | Modeling Opportunities Models.com |