The Collaborative International Dictionary of English v.0.48:

Clergyman \Cler"gy*man\, n.; pl. Clergymen.
   An ordained minister; a man regularly authorized to preach
   the gospel, and administer its ordinances; in England usually
   restricted to a minister of the Established Church.
   [1913 Webster]

WordNet (r) 3.0 (2006):

clergyman
    n 1: a member of the clergy and a spiritual leader of the
         Christian Church [syn: clergyman, reverend, man of the
         cloth] [ant: layman, layperson, secular]

The Devil's Dictionary (1881-1906):

CLERGYMAN, n.  A man who undertakes the management of our spiritual
affairs as a method of better his temporal ones.