From Longman Dictionary of Contemporary EnglishAntiguaAn‧ti‧gua /ænˈtiːɡə/ an island in the Caribbean Sea, which is part of the country of Antigua and Barbuda. Population: 80,161 (2011). Capital: St. John's. Antigua and Barbuda includes the islands of Antigua, Barbuda, and Redonda. —Antiguan noun, adjective