| Abbreviation | Definition |
|---|---|
| MASP | Malaysian Association for the Study of Pain |
| MASP | Manitoba Association of School Psychologists |
| MASP | Michigan Association for Suicide Prevention |
| MASP | Michigan Association of School Psychologists |
| MASP | Minnesota Association of Secretaries to the Principals |
| MASP | Missouri Association of School Psychologists |
| MASP | Montana Association of School Psychologists |
| MASS | Massachusetts Association of School Superintendents |
| MASS | Michigan Association of Staffing Services |
| MAST | Manitoba Association of School Trustees |
| MAST | Massachusetts Association of Science Teachers |
| MASU | Michigan Association of State Universities |
| MASW | Missouri Association for Social Welfare |
| MATA | Missouri Association of Trial Attorneys |
| MATIT | Minnesota Association of Townships Insurance Trust |
| MATTA | Malaysian Association of Tour and Travel Agents |
| MAUT | McGill Association of University Teachers |
| MAVA | Massachusetts Association of Vocational Administrators |
| MAVA | Mid Atlantic Venture Association |
| MAVA | Minnesota Association for Volunteer Administration |