GAA

Gaa may refer to:

• Gaa language, a language of Nigeria
• gaa, the ISO 639 code for the Ga language of Ghana

GAA may stand for:

Compounds

• Glacial (water-free), acetic acid
• Acid alpha-glucosidase, also known as glucosidase, alpha; acid, an enzyme
• a codon for glutamic acid

Government

• GADA 601, Argentine Army unit Grupo de Artillería Antiaérea 601 (Anti-Aircraft Artillery Group 601)
• General Allotment Act, US law passed in 1887 regarding Indian land
• Group Areas Acts, South African apartheid laws
• General Appropriation Act, the legislative act used in some countries for a national or state budget

Organisations

• Gaelic Athletic Association, governing body of Gaelic games such as hurling and Gaelic football
• Gay Activists Alliance, New York City gay rights organisation 1969–81
• Gemmological Association of Australia, an educational organisation based in Sydney
• Global Accounting Alliance, an accounting organisation
• Global Aquaculture Alliance, an international non-profit trade association
• Grenada Athletic Association, the governing body for the sport of athletics in Grenada
• Guam Adventist Academy, a private school in Guam

Other uses

• GAA, the ICAO airline code for Business Express Airlines
• Gaelic football, an Irish team sport commonly known as GAA
• Generic Authentication Architecture, a mobile phone specification
• Goals against average, goalkeeping statistic used by several sports and many leagues
• Ford GAA engine
• Gate-all-around, a specific type of 3D transistors