GSX
| Acronym | Definition |
|---|---|
| GSX | Global Service Exchange |
| GSX | Global Service Exchange (Apple Computer, Inc.) |
| GSX | Gelled Slurry Explosive |
| GSX | Ground Storm X (VMware) |
| GSX | Gran Sport Extra (Buick Skylark) |
| GSX | Gasco Energy Company |
| GSX | Gender Sexuality XYZ (formerly Gay-Straight Alliance; Dartmouth College) |