The Collaborative International Dictionary of English v.0.48:

Country-dance \Coun"try-dance`\ (-d?ns`), n. [Prob. an
   adaptation of contradance.]
   See Contradance.
   [1913 Webster]

         He had introduced the English country-dance to the
         knowledge of the Dutch ladies.           --Macaulay.
   [1913 Webster]

WordNet (r) 3.0 (2006):

country-dance
    n 1: a type of folk dance in which couples are arranged in sets
         or face one another in a line [syn: country-dance,
         country dancing, contredanse, contra danse,
         contradance]
    v 1: perform a contradance [syn: contradance, country-dance,
         contredanse, contra danse]