GS3
| Acronym | Definition |
|---|---|
| GS3 | Galaxy S3 (Samsung) |
| GS3 | Global Single Source Solution (software) |
| GS3 | Gemstone 3 (online role-playing gamed by Simutronics Incorporated) |
| GS3 | Gyakuten Saiban 3 (video game) |
| GS3 | Gas Turbine System Technician Third Class (Naval Rating) |
| GS3 | GameStarter 3 (gaming) |