SMdA
| Acronym | Definition |
|---|---|
| SMdA | San Miguel de Allende (Mexico) |
| SMdA | Safe Medical Devices Act |
| SMdA | Second Marine Division Association |
| SMdA | Southern Maine Dressage Association |
| SMdA | Schenectady Metroplex Development Authority (Schenectady, NY) |
| SMdA | Sprint Modeling Data Analysis |
| SMdA | Scrap Metal Dealers Act (UK) |
| SMdA | Spring Mountain District Association (winemakers; California) |