See also: aav and Aav Symbol AAV (international standards, aviation) IATA airport code for Allah Valley Airport, which serves Allah Valley, South Cotabato, Philippines. English Wikipedia has an article on:AAVWikipedia Noun AAV (plural AAVs) (military) Initialism of Assault Amphibious Vehicle. (virology) Abbreviation of adeno-associated virus. (plumbing) Abbreviation of air admittance vent. Derived terms adeno-associated virus AAVS1 AAV1 AAV2 AAV3 AAV4 AAV5 AAV6 AAV7 AAV8 AAV9 AAV10 AAV11 rAAV (recombinant AAV) scAAV Anagrams Ava, ava