| Abbreviation | Definition |
|---|---|
| GAME | Gaming |
| GAMING | Gamer's |
| GAN | Gaming All Night |
| GAN | Generative Adversarial Network |
| GANG | Game Audio Network Guild |
| GAP | Game Availability Page |
| GAP | Gaming Against Plagiarism |
| GAPPLE | Golden Apple |
| GATE | Gaming Arena Techno Entertainment |
| GATO | Gaming Associated Treaty Organization |
| GB | Game Boy |
| GB | Good Battle |
| GB2 | GameBreaker 2 |
| GBACW | Great Battles of the American Civil War |
| GBC | Game Boy Color |
| GBC | Gamer Blogger Cosplayer |
| GBD | Gaming Business Directory |
| GBE | Game Boy Elite |
| GBG | Generic Board Game |
| GBH | Giving Bodies Harm |