Wordnet 3.0
NOUN (1)
1. 
 a legendary king of the Britons (possibly based on a historical figure in the 6th century but the story has been retold too many times to be sure); 
 said to have led the Knights of the Round Table at Camelot; 
[syn: Arthur, King Arthur]
WordNet (r) 3.0 (2006):
King Arthur
    n 1: a legendary king of the Britons (possibly based on a
         historical figure in the 6th century but the story has been
         retold too many times to be sure); said to have led the
         Knights of the Round Table at Camelot [syn: Arthur, King
         Arthur]