| Term | Full Form | Category |
|---|---|---|
| MASD | Manitoba Alpine Ski Division | Others |
| MASD | Master of Arts in Social Design | Others |
| MASD | Mechanicsburg Area School District | Others |
| MASD | Mercer Area School District | Others |
| MASD | Meyersdale Area School District | Others |
| MASD | Milton Area School District | Others |
| MASD | Moisture Associated Skin Damage | Others |
| MASD | Montrose Area School District | Others |
| MASD | Moon Area School District | Others |
| MASD | Mukwonago Area School District | Others |
| MASD | Mutually Assured Self Destruction | Others |