Source : WordNet®

Pythias
     n : friend of Damon; Phintias (according to legend) was
         condemned to death by Dionysius the Elder and asked a
         respite to put his affairs in order; Damon pledged his
         life for the return of his friend; when Phintias returned
         in time the Tyrant released them both (4th century BC)
         [syn: {Phintias}]