| Acronym | Definition |
|---|
| OMBA➣Ohio Mountain Bike Association |
| OMBA➣Old Monterey Business Association (Monterey, CA) |
| OMBA➣Ontario Mortgage Brokers Association (Canada) |
| OMBA➣Order Management Benchmarking Association |
| OMBA➣Ocala Mountain Biking Association |
| OMBA➣Online Masters of Business Administration (academic degree) |