| Acronym | Definition |
|---|
| TSIP | True Side Impact Protection (child restraint systems) |
| TSIP | Trimble Standard Interface Protocol |
| TSIP | Training System Installation Plan |
| TSIP | Tainan Science-based Industrial Park (Taiwan; also seen as TSBIP) |
| TSIP | Tuas South Incineration Plant (Singapore) |
| TSIP | Transmission System Improvement Plan (Lower Colorado River Authority) |
| TSIP | Teen Sex Information Program (various locations) |
| TSIP | Türkiye Sosyalist Isci Partisi (Socialist Workers' Party of Turkey) |
| TSIP | Texas Success Initiative Program |
| TSIP | Traffic Statute Identification Program |
| TSIP | Technology Standard for Instructional Personnel |
| TSIP | Telecommunication Systems Installation Plan (USAF) |
| TSIP | Test Ship Integration Plan |
| TSIP | The Sky is Pink |
| TSIP | Toilet Internet Service Provider (humor) |
| TSIP | Thermometer Scan Input with Padding |