Gab or GAB may refer to:Gáb, a cuneiform sign Gab, an American social networking platform "Gab" (song), an Occitan boasting song of the Middle Ages Gab, Iran, a village in Hormozgan Province Games and Amusements Board, a Philippine sports and gambling regulatory government agency Georgia Academy for the Blind German American Bund, a German-American pro-Nazi organization (1936–1941) Government Accountability Board, a defunct Wisconsin political regulatory institution The Great American Bash, a professional wrestling event Great Artesian Basin, in Australia Great Australian Bight, an open bay Greater Atlantic Bank, a defunct American community bank