Source : Webster's Revised Unabridged Dictionary (1913)

Benedictine \Ben`e*dic"tine\, a.
   Pertaining to the monks of St. Benedict, or St. Benet.

Benedictine \Ben`e*dic"tine\, n. (Eccl. Hist.)
   One of a famous order of monks, established by St. Benedict
   of Nursia in the sixth century. This order was introduced
   into the United States in 1846.

   Note: The Benedictines wear black clothing, and are sometimes
         called Black Monks. The name Black Fr????rs which
         belongs to the Dominicans, is also sometimes applied to
         the Benedictines.

Source : WordNet®

Benedictine
     adj 1: of or relating to Saint Benedict or his works
     2: of or relating to the Benedictines
     n 1: a monk or nun belonging to the order founded by Saint
          Benedict
     2: a French liqueur originally made by Benedictine monks