The Collaborative International Dictionary of English v.0.48:

Daniel \Dan"i*el\, n.
   A Hebrew prophet distinguished for sagacity and ripeness of
   judgment in youth; hence, a sagacious and upright judge.
   [1913 Webster]

         A Daniel come to judgment.               --Shak.
   [1913 Webster]

WordNet (r) 3.0 (2006):

Daniel
    n 1: (Old Testament) a youth who was taken into the court of
         Nebuchadnezzar and given divine protection when thrown into
         a den of lions (6th century BC)
    2: a wise and upright judge; "a Daniel come to judgment" --
       Shakespeare
    3: an Old Testament book that tells of the apocalyptic visions
       and the experiences of Daniel in the court of Nebuchadnezzar
       [syn: Daniel, Book of Daniel, Book of the Prophet
       Daniel]