| Acronym | Definition |
|---|
| MSWG➣Minority Shareholder Watchdog Group (Malaysia) |
| MSWG➣Modeling and Simulation Working Group |
| MSWG➣Mississippi Wing (Civil Air Patrol) |
| MSWG➣Mobile Services Working Group |
| MSWG➣Manufacturing Systems Working Group |
| MSWG➣Multi Site Working Group |
| MSWG➣Message Standards Working Group |
| MSWG➣Medical Standardization Working Group (est. 1995) |