TNSS
| Acronym | Definition |
|---|---|
| TNSS | total nasal symptom score |
| TNSS | Total Nasal Symptom Severity (immunology) |
| TNSS | Telecommunications and Network Support Services (Illinois State University; Normal, IL) |
| TNSS | Tuesday Night Single Speed (cycling group) |
| TNSS | Terra Nova Schoolyard Society (Richmond, British Columbia, Canada) |
| TNSS | Taste of Nova Scotia Society (Nova Scotia, Canada) |