| Acronym | Definition |
|---|
| GA | Georgia (US postal abbreviation) |
| GA | Garage (real estate) |
| GA | Go Ahead (used in chat) |
| GA | Goals Against (sports scoring) |
| GA | General Assembly |
| GA | Go Ahead |
| GA | Go Away |
| GA | General Assistance |
| GA | General Accounting |
| GA | Gauge |
| GA | General Aviation |
| GA | General Admission |
| GA | Go Around |
| GA | Gambia |
| GA | Genetic Algorithm |
| GA | General Availability |
| GA | Gage |
| GA | Gabon (Internet country code) |
| GA | Germantown Academy |
| GA | Great Adventure (theme park) |
| GA | Generally Available |
| GA | Grey's Anatomy (TV show) |
| GA | Guardian Angel |
| GA | Geoscience Australia |
| GA | Gary Allan (country music artist) |
| GA | Girls Aloud (band) |
| GA | Gamblers Anonymous |
| GA | Google Analytics |
| GA | Graphics Adapter |
| GA | Galaxy Angel (anime series) |
| GA | Giorgio Armani (clothing brand) |
| GA | Good Afternoon |
| GA | General Agent |
| GA | Tabun (nerve agent) |
| GA | Geographical Association (UK) |
| GA | Gallium |
| GA | General Agreement |
| GA | General Anesthesia |
| GA | Gillian Anderson |
| GA | Gestational Age |
| GA | General Authority (LDS Church) |
| GA | Ginger Ale |
| GA | General Atomics |
| GA | Go Abroad (travel website) |
| GA | Gay Asian |
| GA | Graduate Assistantship |
| GA | Glutaraldehyde |
| GA | Gilbert Arenas (basketball player) |
| GA | Game Arena (Australian gaming website) |
| GA | Gate Array |
| GA | German Army |
| GA | General Assignment (news reporting) |
| GA | General Average |
| GA | Gas Analysis |
| GA | Gypsum Association (Evanston, Illinois) |
| GA | Gibberellic Acid (plant hormone) |
| GA | Gaming-Age (gaming website) |
| GA | General of The Army |
| GA | Ground Attack |
| GA | Guano Apes (band) |
| GA | General Awareness |
| GA | Gund Arena (Cleveland) |
| GA | Glendale Arena (Arizona) |
| GA | General Accident (British Insurance Company) |
| GA | General Arrangement (layout drawing as opposed to detail) |
| GA | Grand Alliance (advanced television) |
| GA | Granuloma Annulare (dermatology) |
| GA | Geographic Atrophy (eye condition) |
| GA | Guarantee Agency |
| GA | General Answer |
| GA | General Alarm |
| GA | General Auditor |
| GA | Greening Australia (Australia) |
| GA | Gravity Assist (spacecraft trajectories) |
| GA | General Adjuster (insurance) |
| GA | Global Atlas |
| GA | Geologic Age |
| GA | Glide Angle |
| GA | Galvanizers Association (UK) |
| GA | General Alert |
| GA | Ground Antenna |
| GA | Government Aided |
| GA | Globus Alliance (HP, IBM, et al) |
| GA | Gastric Analysis |
| Ga | Giga Annum (Latin: Billion Years) |
| GA | Guichet Automatique |
| GA | Geographical Address |
| GA | GraphicAudio |
| GA | General Auxiliary |
| GA | Ghana Army |
| GA | Government Allotment |
| GA | Gridiron Australia |
| GA | Green Armour (Quake) |
| GA | Gun-Assembled |
| GA | Graphic Annunciator (fire alarm) |
| GA | Grace Adventures (Michigan) |
| GA | Graphics & Administration |
| GA | Galeria E Arteve (National Art Gallery) |
| GA | GoblinARMY (gaming) |
| GA | Guest Advisor |
| GA | Geekarea (website) |
| GA | Genetic Anomalies, Inc. |
| GA | Guy of Auvergne (DeMolay) |
| GA | Garuda Indonesia Airline - Indonesia (IATA airline code) |
| GA | Grant Agency |
| GA | Graduate Assistant |
| GA | Green Alliance (London, UK) |
| GA | Government Agency |
| GA | Graduate Advisor (live-in advisors to undergraduates) |
| GA | Graphics Array |
| GA | Good Article (Wikimedia Foundation) |
| GA | Grand Admiral |
| GA | Grant Aid |
| GA | Government Affairs |
| GA | Green Arrow (comics character) |
| GA | Green Acres (Visalia, CA middle school) |
| GA | Great America (theme park) |
| GA | Girls in Action (Southern Baptist Convention organization for young girls) |
| GA | Global Assessment |