From Longman Dictionary of Contemporary EnglishColombiaCo‧lom‧bi‧a /kəˈlʌmbiə / a country in northern South America, with coasts on both the Pacific Ocean and the Caribbean Sea. Population: 45,745,783 (2014). Capital: Bogotá. Colombia’s main exports include petroleum, coffee, and coal. Colombia was also the world’s largest producer of cocaine until government efforts to reduce production of the drug achieved some success. —Colombian adjective, noun