| Acronym | Definition |
|---|
| AG | Attorney General |
| AG | Aktiengesellschaft (German: stock corporation) |
| Ag | Argentum (silver) |
| AG | Accountant General |
| AG | Agent General |
| AG | Algeria |
| AG | Antigua and Barbuda |
| AG | Amtsgericht (German district court) |
| AG | Arbeitsgruppe (German: Working Group) |
| Ag | Antigen |
| AG | Auftraggeber (German: contractee) |
| AG | Agronomy |
| AG | Aargau (Swiss canton) |
| AG | Assemblée Générale (French: General Assembly) |
| AG | Agility |
| AG | Al Gore |
| AG | Angular |
| AG | Assemblies of God |
| AG | All Good |
| AG | Automotive Group |
| AG | American Girl |
| AG | Anything Goes (Guns N' Roses song) |
| AG | Above Ground |
| AG | Action Group |
| AG | Auditor General (Canada) |
| AG | Algebraic Geometry (branch of pure mathematics) |
| AG | Australia Group |
| AG | Analysis Group (CEOS) |
| AG | Access Gateway |
| AG | Army Group |
| AG | Ali G (TV show) |
| AG | Anti-Glare |
| AG | Access Grid |
| AG | Assistance Group |
| AG | Annual Gathering (Mensa's annual national convention) |
| AG | Ambiguously Gay |
| AG | About Good (numismatics; worst condition of ordinary coin) |
| AG | Argovie (Swiss Canton) |
| AG | Access Group |
| AG | About good (coin collectin, grade) |
| AG | Application Generator |
| AG | Activity Group |
| AG | Adjutant General |
| AG | Arroyo Grande (California) |
| AG | Assurances Générales (Belgian Insurance Company) |
| AG | Another Girl (Beatles song) |
| AG | Artes Gráficas (Guatemala) |
| AG | Arabian Gulf |
| AG | Audiogalaxy |
| AG | Addicting Games |
| AG | Amy Grant (recording artist) |
| AG | Assembly of God Church |
| AG | Art Guild |
| AG | All Grain (home brewing) |
| AG | Application Gateway |
| AG | Attack Group |
| AG | Air-to-Ground |
| AG | Acid Gas |
| AG | Armed Guard |
| AG | Autorità Giudiziaria (Italian: Judicial Authority) |
| AG | Antenna Group |
| AG | American Greetings Corporation |
| AG | Aminoglutethimide |
| AG | Attribute Group (GDMO) |
| AG | Agent Group (Sprint) |
| AG | Astronomische Gesellschaft |
| AG | Acapulco Gold (marijuana strain) |
| AG | Access Granted |
| AG | Andean Group |
| AG | Anion Gap |
| AG | Arthur Guinness |
| AG | Agrigento, Sicilia (Italian province) |
| AG | Associated Grocers (New England) |
| AG | Adrenaline Gamer |
| AG | Airlift Group |
| AG | Academically Gifted |
| AG | Authors Guild |
| AG | Artificial Gravity |
| AG | Anestesia General (Spanish, French: general anesthesia) |
| AG | Anti-Gas |
| AG | Alternating Gradient |
| AG | Attogram (10 E^-18, one quintillionth) |
| AG | Administrator General |
| AG | Accredited Genealogist |
| AG | Address Generator |
| AG | Arresting Gear |
| AG | Australian Geographic (magazine) |
| AG | Access Grant |
| AG | Adenine-Guanine |
| AG | Albert Gore Jr. (former US vice president) |
| AG | Area Governor |
| AG | Aerographer's Mate (USN Rating) |
| AG | Assistance Groups |
| AG | Adjutant General's Corps |
| AG | Auxiliary Generator |
| AG | Agriculture Glossary |
| AG | Anti-Ground |
| AG | Akademija za Glasbo (Music Academy; Ljubljana, Slovenia) |
| AG | Al Greenspan (Federal Reserve Board chairman) |
| AG | Administrative Guide |
| AG | Attitude Gyro (NASA) |
| AG | Army Guidance |
| AG | Array Gain |
| AG | Adjacency Graph |
| AG | Adaptive Graphics |
| AG | Auxiliary Graph (optical network) |
| AG | Anthony Gancarski (American journalist) |
| AG | Animo Grato (Latin: with a grateful mind, epigraphy) |
| AG | Albright Green (band from Washington, DC) |
| AG | Alexander Graham Middle School (Charlotte, NC) |
| AG | Associated Geosciences (Calgary, AB, Canada) |
| AG | Attack Guidance |
| AG | Altitude Gauge |
| AG | Asistencia Global (Guatemala insurance agency) |
| AG | Alter Guild |
| AG | Aceros de Guatemala (Guatemala) |
| AG | Áceros de Guatemala (Guatemala, steel industry) |
| AG | Anderson and Gill (Reliability Model) |
| AG | Axiogingival |
| AG | Agens Gratiam (Latin: Thankful, epigraphy) |
| AG | Aravind Ghosh |
| AG | All Guide Inc. (Korea) |
| AG | Alphabet Goddess |
| AG | Ani-Gamers |