| Abbreviation | Definition |
|---|---|
| GGE | Great Games Experiment |
| GGF | Golden Gate Fields |
| GGGG | Giant Grasshopper Gathering Guild |
| GGKO | Good game Kick Off |
| GGMU | Glory Glory Manchester United |
| GGMU | Glory! Glory! Manchester United!! |
| GGR | Geta Grip Racing |
| GGS | Goal Gettersslam Sports |
| GGT | Galloping Goose Trail (Victoria, BC) |
| GGTM | Golf Guide to Mexico |
| GGWP | Good Game, Well Played |
| GH | Get Hit |
| GHOSTS | Golf Handicap Online Score Tracking System |
| GIB | Goren In A Box |
| GICM | Garden Island Cage Match |
| GIDP | Ground Into Double Play (Baseball Hitting) |
| GIDP | Grounded Into Double Play |
| GIDP | Grounded Into Double Play (Baseball Pitching) |
| GIG | Get In Gear |
| GIR | Greens In Regulation |