| 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) |