Posted in Health & Medicine, Organizations AHAA stands for Association of Hispanic Advertising Agencies AHAA stands for American Hearing Aid AssociatesAHAA stands for Andalusian Horse Association of Australasia (est. 1973; Torquay, Victoria, Australia)AHAA stands for Adolescent Health and Academic Achievement StudyAHAA stands for Affordable Housing Action Alliance (est. 1997) AHAA stands for Ancient Healing Arts Association (alternative medicine; various locations)