| Acronym | Definition |
|---|
| IMAA➣International Miniature Aircraft Association |
| IMAA➣Instructional Materials Accessibility Act |
| IMAA➣Internationalizing Mail Addresses in Applications (e-mail, web standards, i18n) |
| IMAA➣Institute of Mergers, Acquisitions and Alliances (Vienna, Austria) |
| IMAA➣Independent Martial Arts Association (est. 2006; UK) |
| IMAA➣Interactive Marketing and Advertising Award |
| IMAA➣International Marine Aquarists Association |