| Noun | 1. | Rio de Janeiro - the former capital and 2nd largest city of Brazil; chief Brazilian port; famous as a tourist attractioncity, metropolis, urban center - a large and densely populated urban area; may include several independent administrative districts; "Ancient Troy was a great city" Brasil, Brazil, Federative Republic of Brazil - the largest Latin American country and the largest Portuguese speaking country in the world; located in the central and northeastern part of South America; world's leading coffee exporter Carioca - a native or inhabitant of Rio de Janeiro | |