| Acronym | Definition |
|---|
| MMBA | Michigan Mountain Biking Association (Waterford, Michigan) |
| MMBA | Massachusetts Mortgage Bankers Association |
| MMBA | Master Mariners Benevolent Association |
| MMBA | Miles and Miles of Bloody Africa |
| MMBA | Maine Mud Bog Association |
| MMBA | Mississippi Malt Beverage Association |
| MMBA | Mississippi Minority Business Alliance (Jackson, MS) |
| MMBA | Mississauga Minor Basketball Association (Canada) |
| MMBA | Management Master of Business Administration (conferred by City University, London) |
| MMBA | Michigan Medical Billers Association (Lansing, MI) |
| MMBA | Multi-Market Broadband Access |
| MMBA | Madurai Bench of Madras Bar Association (India) |