| 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) |