| Acronym | Definition |
|---|
| GMAA➣German Maritime Arbitration Association (est. 1983) |
| GMAA➣Greater Miami Aviation Association (Florida) |
| GMAA➣Green Mountain Athletic Association (Essex Junction, VT) |
| GMAA➣Graduate Management Association of Australia, Inc. (est. 1993) |
| GMAA➣George Mason High School Alumni Association (Virginia) |
| GMAA➣Greater Miami Adventist Academy (Miami, FL) |