AAH

Template:Wikt AAH, Aah, Aaah, or Aaaah may refer to:

Acronyms and codes

Action Against Hunger, an international aid effort aimed at alleviating malnutrition in children
Adopt-a-Highway, a common name for highway litter control programs
Aquatic ape hypothesis, the idea that human ancestors at some point lived partially in water
Arlington Academy of Hope, a non-profit organization that helps Ugandan children reach their full potential
Asa'ib Ahl al-Haq, an Iraqi Shi'a insurgent group
Association of Ancient Historians, learned society and publisher for ancient history
Association of Art Historians, learned society for art historical study in the UK
Australian Academy of the Humanities, an institution dedicated towards advancing Australian scholarship in the humanities
Huron High School (Ann Arbor, Michigan)
African Americans for Humanism, a program of the Council for Secular Humanism
Atypical adenomatous hyperplasia

Advanced Attack Helicopter, a 1970s US Army program to develop a new attack helicopter
Aloha Airlines of the United States (ICAO code AAH)
IATA airport code for Aachen Merzbrück Airfield in State of North Rhine-Westphalia, Germany