NSSW
| Acronym | Definition |
|---|---|
| NSSW | Nissan Sales Service Way |
| NSSW | Nissan Sales and Service Way (customer service) |
| NSSW | National School Sport Week |
| NSSW | National Safe Schools Week (various locations) |
| NSSW | National Ski-Snowboard Week (Canada) |
| NSSW | Not So Secret Weapon |
| NSSW | Northeast Sammamish Sewer and Water (Sammamish, WA) |