| Acronym | Definition |
|---|
| MSBA➣Minnesota State Bar Association |
| MSBA➣Massachusetts School Building Authority (est. 2004) |
| MSBA➣Maryland State Bar Association |
| MSBA➣Master of Science in Business Analytics (various schools) |
| MSBA➣Microsoft Baseline Security Analyzer |
| MSBA➣Missouri School Boards' Association |
| MSBA➣Minnesota School Boards Association |
| MSBA➣Master of Science in Business Administration |
| MSBA➣Massachusetts Striped Bass Association |
| MSBA➣Microsoft Security Baseline Analyzer |
| MSBA➣Metropolitan Suburban Bus Authority |
| MSBA➣Maine School Boards Association |
| MSBA➣Maryland State Builders Association |
| MSBA➣Maine Sheep Breeders Association |
| MSBA➣Maryland Sheep Breeders Association |
| MSBA➣Michigan Sport Buggy Association |
| MSBA➣Maryland Standardbred Breeders Association |
| MSBA➣Michigan Sheep Breeders Association (Charlotte, Michigan) |
| MSBA➣Michigan State Bar Association |
| MSBA➣Mississauga Southwest Baseball Association |
| MSBA➣Multi-Service Broadband Access |
| MSBA➣Maine State Beekeepers Association (Readfield, ME) |
| MSBA➣Military School Band Association |
| MSBA➣Maysville South Business Association (Zanesville, OH) |
| MSBA➣Montana State Brewers Association |
| MSBA➣Maryland State Bowling Association |
| MSBA➣Maryland State Beekeepers Association, Inc. |