The Collaborative International Dictionary of English v.0.48:

Chouse \Chouse\, v. t. [imp. & p. p. Choused; p. pr. & vb. n.
   Chousing.] [From Turk. ch[=a][=u]sh a messenger or
   interpreter, one of whom, attached to the Turkish embassy, in
   1609 cheated the Turkish merchants resident in England out of
   [pounds]4,000.]
   To cheat, trick, defraud; -- followed by of, or out of; as,
   to chouse one out of his money. [Colloq.]
   [1913 Webster]

         The undertaker of the afore-cited poesy hath choused
         your highness.                           --Landor.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Chouse \Chouse\, n.
   1. One who is easily cheated; a tool; a simpleton; a gull.
      --Hudibras.
      [1913 Webster]

   2. A trick; sham; imposition. --Johnson.
      [1913 Webster]

   3. A swindler. --B. Jonson.
      [1913 Webster]

WordNet (r) 3.0 (2006):

chouse
    v 1: defeat someone through trickery or deceit [syn: cheat,
         chouse, shaft, screw, chicane, jockey]

Moby Thesaurus II by Grady Ward, 1.0:

19 Moby Thesaurus words for "chouse":
   artifice, beat, bilk, cheat, cozen, defraud, diddle, do, feint,
   flimflam, gambit, gimmick, gyp, jig, overreach, play, ploy, ruse,
   whizzer