AAX
AAX stands for:
- American Auto Exchange
- Amino acid mix
- Araxá (IATA code), Minas Gerais Airport, Brazil
- Asian-American Exchange
- Automated Attendant Exchange
- an audio format used by / at Audible
- Avid Audio Extensions , a file format developed by Avid for audio plug-ins
aax stands for:
- Mandobo Atas (ISO-639-3 code), variety of Mandobo , Papuan language in Papua (province) , Indonesia