| Acronym | Definition |
|---|
| GTU➣Graduate Theological Union |
| GTU➣Good Things Utah (show) |
| GTU➣Geforce Tweak Utility |
| GTU➣Grand Touring Under Two Liter |
| GTU➣Guyana Teachers' Union (Georgetown, Guyana) |
| GTU➣Gravity Take-Up (conveyer systems) |
| GTU➣General Trade Union |
| GTU➣Gas Turbine Unit |
| GTU➣General Terms of Use |
| GTU➣Ground Test Unit |
| GTU➣Gun Turret |
| GTU➣Guidance Test Unit |