'Buenos Aires' definitions:

Definition of 'Buenos Aires'

From: WordNet
noun
Capital and largest city of Argentina; located in eastern Argentina near Uruguay; Argentina's chief port and industrial and cultural center [syn: Buenos Aires, capital of Argentina]

Definition of 'Buenos Aires'

From: GCIDE
  • Buenos Aires \Buenos Aires\ prop. n. (Geography) The capital city of Argentina. Population (2000) = 3,000,000. [PJC]