WordNet (r) 3.0 (2006):

Serbia and Montenegro
    n 1: a mountainous republic in southeastern Europe bordering on
         the Adriatic Sea; formed from two of the six republics that
         made up Yugoslavia until 1992; Serbia and Montenegro were
         known as the Federal Republic of Yugoslavia until 2003 when
         they adopted the name of the Union of Serbia and Montenegro
         [syn: Serbia and Montenegro, Union of Serbia and
         Montenegro, Yugoslavia, Federal Republic of
         Yugoslavia, Jugoslavija]