TSSD
| Acronym | Definition |
|---|---|
| TSSD | Timpanogos Special Service District (Utah) |
| TSSD | Toy Soldiers of San Diego (Fallbrook, CA) |
| TSSD | Total State Service Date (North Carolina) |
| TSSD | Tree Seed Suppliers Directory (World Agroforestry Centre; Nairobi, Kenya) |
| TSSD | Transportation Security Situation Display (New York) |
| TSSD | Training System Support Document (US DoD) |