| Abbreviation | Definition |
|---|---|
| MACINTOSH | Most Applications Crash, If Not, The Operating System Hangs |
| MACO | The Make A Change Organization |
| MACS | Morning Alcohol Confusion Syndrome |
| MACTB | Musfirah Anna Cinderella Tinker Bell |
| MAD | Malevolent Agency of Destruction |
| MAD | Math All Day |
| MAD | Mental Apocalyptic Disaster |
| MAD | Mentally Affected Dog |
| MAD | Mentally Afflicted and Deranged |
| MAD | Merely About Dumbos |
| MAD | Mom And Dad |
| MAD | Multiple Avatar Disorder |
| MAD | Multiply, Add, Divide |
| MAD | Music , Art , Dance |
| MAD | My Adorable Darling |
| MADD | Mathematicians Against Drunk Deriving |
| MADD | Men Against Daiquiri Drinkers |
| MAGA | Make America Gaudy Again |
| MAGA | Make America Gay Again |
| MAGA | Making Attorneys Get Attorneys |