MAARS
| Acronym | Definition |
|---|---|
| MAARS | Modular Advanced Armed Robotic System (Foster-Miller, Inc; QineticQ North America; Waltham, MA) |
| MAARS | Midwest Avian Adoption and Rescue Services (Stillwater, MN) |
| MAARS | Mississippi Assessment and Accountability Reporting System (Mississippi State Department of Education) |
| MAARS | Maritime Aboriginal Aquatic Resources Secretariate (Truro Heights, Nova Scotia, Canada) |
| MAARS | Modular ANI/ALI Retrieval System |
| MAARS | Milwaukee Area Amateur Radio Society (est. 1980; Wisconsin) |