ABB is a Swedish-Swiss high-tech engineering multinational corporation. ABB may also refer to: abb, ISO 639-3 code for the Bankon language, a Bantu language of Cameroon ABB, former IATA code of RAF Abingdon ABB, IATA code of Asaba International Airport in Nigeria ABB, reporting mark of the Akron and Barberton Belt Railroad αΒΒ, a deterministic global optimization algorithm ABB Grain, an Australian agribusiness African Blood Brotherhood, a former radical black liberation group in the United States Alex Boncayao Brigade, a Filipino communist death squad The Allman Brothers Band, an American rock band Archives of Biochemistry and Biophysics, a peer-reviewed scientific periodical Activity Based Budgeting ABB (banana), a clade of banana People with the surname Gustav Abb (1886–1945), German librarian