| MUST | Malnutrition Universal Screen Tool 
| Others |
| MUST | Malnutrition Universal Screening Tool
| Others |
| MUST | Management and Unions Serving Together
| Others |
| MUST | Manchester United Supporters Trust
| Others |
| MUST | Manned Undersea Science and Technology
| Others |
| MUST | Mbarara University of Science and Technology
| Others |
| MUST | Mechlenburg Universitat Sud Taggart
| Others |
| MUST | Medical Unit, Self-Contained, Transportable
| Others |
| MUST | Mentoring Urban Students Teens
| Others |
| MUST | Meru University of Science and Technology
| Others |
| MUST | Misr University for Science and Technology
| Others |
| MUST | Montana Unified School Trust
| Others |
| MUST | Motivating Undergraduates in Science and Technology
| Others |
| MUST | Multi-mission UHF (Ultra-High Frequency) SATCOM (SATellite COMmunications) Terminal
| Others |