Posted in Business & Finance, Dictionary, Government & Military, Health & Medicine, Information Technology, Internet Slang, Organizations, Schools & Education, Science AX stands for (USN Rating) Aviation Antisubmarine Warfare Technician a-X stands for 1-Allyl-Xanthosine AX stands for Acceptance Requirements Index AX stands for Account Register AX stands for Accumulator AX stands for Agility Excellent (AKC title) A-X stands for Ajax, Ontario AX stands for Alpha Chi National College Honor Society (est. 1922) AX stands for Alpha Chi Omega (sorority) AX stands for American Express Company (credit card type) AX stands for Amman Exchange Co. AX stands for Analyst Executive AX stands for Anger-Expression Inventory AX stands for Anime Expo (animation convention) AX stands for Anion Exchanger AX stands for Arcade Extreme (game) AX stands for Architecture Extended AX stands for Arenacross (motor sports) AX stands for Armani Exchange AX stands for Assess/Assessment AX stands for Atlantic Coast Line Railroad Company