Dubai ( / duːˈbaɪ / doo-BY; Arabic: دبي, romanized : Dubayy, IPA: [dʊˈbajj], Gulf Arabic pronunciation: [dəˈbaj]) is the most populous city in the United Arab Emirates (UAE) and the capital of the Emirate of Dubai. Established in the 18th century as a small fishing village, the city grew rapidly in the early 21st century into a