| Acronym | Definition |
|---|
| GL | Good Luck |
| GL | General Ledger |
| GL | Guiding Light (TV show) |
| GL | Graphics Library |
| GL | Greenland |
| GL | Great Lakes |
| GL | Green Lantern (DC Comics character) |
| GL | Gloucester (postcode, United Kingdom) |
| GL | Gill |
| GL | General Liability |
| GL | Gear Lubricant (various companies) |
| GL | Grade Level |
| GL | Guideline |
| GL | Great Lengths (hairpieces; UK) |
| GL | Good Looking (personal Ad) |
| GL | Good Life |
| GL | Glarus (Glaris; Swiss Canton) |
| GL | Germanischer Lloyd |
| GL | Grenade Launcher |
| GL | George Lopez (comedian) |
| GL | Ground Level |
| GL | Global Learning |
| GL | Geschaeftsleitung (German) |
| GL | Graphics Language |
| GL | George Lucas |
| GL | Group Leader |
| GL | General Linear (mathematics) |
| GL | Global Logistic (various companies) |
| GL | Giardia Lamblia |
| GL | Air Greenland (IATA airline code) |
| GL | Gliese (star catalog) |
| GL | Groen Links |
| GL | Grand Luxury (cars) |
| GL | Global/Local |
| GL | Gothic Lolita (fashion) |
| GL | Guild Leader (gaming) |
| GL | Girl's Life (magazine) |
| GL | Glycaemic Load |
| GL | Graphics Laboratory |
| GL | Global Link (Global One) |
| GL | Gas Lift |
| GL | Girt Line (engineering) |
| GL | General Language |
| GL | Gymnasieskolernes Lærerforening (Danish National Union of Upper Secondary School Teachers) |
| GL | Grid Line |
| GL | Gay Lord |
| GL | Generic List |
| GL | Giblet |
| GL | General Letter |
| GL | Greatest Length |
| GL | Gauntlet Legends (video game) |
| GL | Grand Lux |
| GL | Grade Line |
| GL | Grande Luxe |
| GL | Geophysics Laboratory |
| GL | Gigaliter |
| GL | Girllover |
| GL | Grapefruit League (baseball) |
| GL | Generally Licensed |
| GL | Group Lotus (Norfolk, UK) |
| GL | Government Leased |
| GL | Garage Logic |
| GL | Generalized Leontief |
| GL | Group Librarian |
| GL | General Leutnant (German) |
| GL | Grey Labyrinth (website) |
| GL | Gamer Lamer |
| GL | Goes Lovely |
| GL | Green Light LED |
| GL | Gray Labeling |
| GL | Ginger League |
| GL | Geochron Laboratories Inc. |