GTST
| Acronym | Definition |
|---|---|
| GTST | Goede Tijden, Slechte Tijden (Good Times, Bad Times; Dutch TV soap opera) |
| GTST | Grimsby Town Supporters Trust (Grimsby, UK) |
| GTST | Grind Together, Shine Together (Marquette University basketball team slogan) |
| GTST | Groove-Type Steadiness Tester (tremor severity) |
| GTST | Global Traffic Safety Trust |