The Collaborative International Dictionary of English v.0.48:

Patriot \Pa"tri*ot\ (p[=a]"tr[i^]*[o^]t; 277), n. [F. patriote;
   cf. Sp. patriota, It. patriotto; all fr. Gr. patriw`ths a
   fellow-countryman, fr. pa`trios established by forefathers,
   fr. path`r father. See Father.]
   One who loves his country, and zealously supports its
   authority and interests. --Bp. Hall.
   [1913 Webster]

         Such tears as patriots shed for dying laws. --Pope.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Patriot \Pa"tri*ot\, a.
   Becoming to a patriot; patriotic.
   [1913 Webster]

WordNet (r) 3.0 (2006):

patriot
    n 1: one who loves and defends his or her country [syn:
         patriot, nationalist]

The Devil's Dictionary (1881-1906):

PATRIOT, n.  One to whom the interests of a part seem superior to
those of the whole.  The dupe of statesmen and the tool of conquerors.