MWSB
| Acronym | Definition |
|---|---|
| MWSB | Microlink Worldwide Sdn Bhd (Malaysia) |
| MWSB | Manitoba Water Services Board (Canada) |
| MWSB | Montana Wilderness School of the Bible (Augusta, MT) |
| MWSB | Microwave and Spouted Bed (drying technique) |
| MWSB | Men at Work Summer Blanket |
| MWSB | Mountain and Western Bluebird House (birdhouse; Duncraft) |