| Acronym | Definition |
|---|
| ABG | Arterial Blood Gas (test) |
| ABG | Asian Beach Games |
| ABG | Association Bernard Gregory (Paris, France) |
| ABG | Admission Blood Glucose |
| ABG | Air Bag |
| ABG | Alveolar Bone Graft |
| ABG | Anak Baru Gede (Indonesian: Just Turn to a Teenager) |
| ABG | Asociación Bancaria de Guatemala (Spanish: Banking Association of Guatemala) |
| ABG | Australian Broadband Guarantee (initiative) |
| ABG | Air Base Group |
| ABG | Ads by Google |
| ABG | Artery Bypass Graft |
| ABG | Alpha Beta Gamma (business honor society) |
| ABG | Angkatan Babe Gue (Indonesian: My Father's Generation) |
| ABG | Affiliated Business (Dallas, TX) |
| ABG | Acoustic Bass Guitar |
| ABG | Access Business Group (Alticor Corporation) |
| ABG | Alumni Board of Governors (various schools) |
| ABG | Airborne Battle Group (US DoD) |
| ABG | Artisan Builders Guild (Denville, NJ) |
| ABG | AeroBase Group (military parts distributor) |
| ABG | Artisan Baked Goods |
| ABG | Anton Bruckner Gymnasium, Straubing (Straubing, Germany) |
| ABG | Antibiogramma (antibiotic essay) |
| ABG | Anjou Bureau Gestion (French: Anjou Office Management) |
| ABG | Access Border Gateway |
| ABG | Aviation Boatswain's Mate |
| ABG | Adams Beverage Group |
| ABG | Artisan Beef Genetics (Harvey, AR) |
| ABG | Alaska Botanical Gardens (Anchorage, Alaska) |
| ABG | Air Bursting Grenade |
| ABG | American Barley Genomic |
| ABG | Asociación Becaria Guatemalteca (Association of Guatemalan Scholarship Holders) |
| ABG | After-Burning Grate |
| ABG | Aviation Boatswain's Mate Gasoline Handler Petty Officer (US Navy rank) |
| ABG | Adventure Board Game (type of RPG) |
| ABG | Axiobuccogingival |
| ABG | Asociación de Banqueros de Guatemala |