| Abbreviation | Definition |
|---|---|
| GTC | Grand Theft Chicken |
| GTI | Getting Teenagers Involved |
| GTL | Gym Tan Litigation |
| GTR | Get the law observed |
| GTS | Good Time Shooters |
| GTS | GPS Tracking System |
| GUAR | Goethe University Autopsy Register |
| GUARDIANSHIP | Legal guardian |
| GUBU | Grotesque, Unbelievable, Bizarre, and Unprecedented |
| GUE | Great Underground Empire |
| GULC | Georgetown University Law Center |
| GUNDAM | Generation Unsubdued Nuclear Drive Assault Module |
| GW | Gone Wacko |
| GW | Gone Wrong |
| GWCA | Green Wright Chalton Annis - Solicitors |
| GWCI | Georgia Women's Correctional Institution |
| GWT | Garfunkel, Wild, and Travis, P.C., law firm |
| H | Helpful |
| H | Heterosexual |
| H.E.L.P. | Healthcare Elder Law Program |