The Collaborative International Dictionary of English v.0.48:

Delegate \Del"e*gate\, n. [L. delegatus, p. p. of delegare to
   send, delegate; de- + legare to send with a commission, to
   depute. See Legate.]
   1. Any one sent and empowered to act for another; one deputed
      to represent; a chosen deputy; a representative; a
      commissioner; a vicar.
      [1913 Webster]

   2.
      (a) One elected by the people of a territory to represent
          them in Congress, where he has the right of debating,
          but not of voting.
      (b) One sent by any constituency to act as its
          representative in a convention; as, a delegate to a
          convention for nominating officers, or for forming or
          altering a constitution. [U.S.]
          [1913 Webster]

   Court of delegates, formerly, the great court of appeal
      from the archbishops' courts and also from the court of
      admiralty. It is now abolished, and the privy council is
      the immediate court of appeal in such cases. [Eng.]
      [1913 Webster]