SMID
| Acronym | Definition |
|---|---|
| SMID | Smith-Midland Corporation (OTC stock symbol) |
| SMID | Small Molecule Interaction Database (various locations) |
| SMID | Strategic Management and Innovations Division (US Army) |
| SMID | Severe Motor and Intellectual Disability (pediatrics) |
| SMID | Switch Measure Identifier |
| SMID | Small-Mid Capitalization (finance) |
| SMID | System of Magnetically Integrated Disks (avionics) |
| SMID | Self-Supported Municipal Improvement District (Iowa) |