TRS
TRS is an abbreviation for:
- Technical Government Secretary , see Government Secretary
- Term rewriting system , see term rewriting system (TES)
- Tip-Ring-Sleeve , 3-pin audio jack plug, see jack plug #English designation
- Total Return Swap , a derivative financial instrument, see Total Rate of Return Swap
- AirTran Airways , US airline (ICAO code)
- Trieste Airport in Italy (IATA code)
- Rot am See station according to DS 100
