| Acronym | Definition |
|---|
| MetS | Metabolic Syndrome |
| MetS | Mining Equipment, Technology and Services (industry sector) |
| MetS | Metabolic Equivalents (multiples of resting oxygen uptake) |
| MetS | Metadata Encoding and Transmission Standard |
| MetS | Metropolitans (New York baseball team) |
| MetS | Mission Essential Tasks |
| MetS | Materials and Equipment Trading Service |
| MetS | Metropolitan Evansville Transit System |
| MetS | Motorist Emergency Telepone System (Australia) |
| MetS | Modular Egress Training Simulator (Survival Systems) |
| MetS | Mobile Electronic Test Set |
| MetS | Modern Engineering and Technology Seminar |
| MetS | Mechanized Export Traffic System |
| MetS | Microwave Energy Transmission in Space |
| MetS | Mobile Electronic Threat Simulator |
| MetS | Modular Equipment Transporter System (NASA) |
| MetS | Mobile Emissions Testing System (US EPA) |
| MetS | McCord's Emergency Travel Service |
| MetS | Meteorological Event Triggering System (Atmospheric Technology, Inc.) |
| MetS | Modular Engine Test Stand |
| MetS | Maintenance Equipment Transport System |