| Abbreviation | Definition |
|---|---|
| GRP | Gross Rating Points |
| GSN | Game Show Network |
| GSOY | Great Systems Of Yoga |
| GSP | Gazeta SPorturilor |
| GSR | Great Sounding Radio |
| GSR | Grissom Sara Romance |
| GT | Gazette Times |
| GT | Great Tragedy |
| GTA | Gainesville Theatre Alliance |
| GTC | Giant Talking Cow |
| GTO | Great Toroko Oppai |
| GTS | Global Travel Series |
| GTS | Gutter To Stars |
| GTSTN | Gas Turbine System Technicians Newsletter |
| GU | The Guild Underground |
| GW | Gaming World |
| GW | Goes With |
| GW | Grammatical Words |
| GW | Guild Wars |
| GWH | Good Will Hunting |