MSMB
| Acronym | Definition |
|---|---|
| MSMB | Manufacturers Sigma Merchant Bank (Jamaica) |
| MSMB | Montessori School of Manhattan Beach (Manhattan Beach, CA) |
| MSMB | Multilateral Space Medicine Board |
| MSMB | Multi-Selector and Multi-Block |
| MSMB | McPhadden, Samac, Merner, Barry (law firm; Toronto, Ontario, Canada) |
| MSMB | Minneapolis School of Massage and Bodywork (Minnesota) |