Adab or ADAB may refer to:PlacesAdab (city), a city of ancient Sumer Adab, Yemen, a village Al Dhafra Air Base, a military installation of the United Arab Emirates Air Force near Abu Dhabi, UAELiterary and cultural useAdab (Islam), the category of Islamic law dealing with etiquette Adab (literature), the classical Islamic literature Adab (gesture), a greeting gesture traditionally used by Muslims of South AsiaMediaAl Adab, Arabic online literary magazine in Beirut, LebanonOrganizationsAustralian Development Assistance Bureau, predecessor of Australian Aid, Australia's foreign aid programSurnameMisbaholdiwan Adab, a Kurdish poet