Source : Webster's Revised Unabridged Dictionary (1913)

Cheat \Cheat\, v. t. [imp. & p. p. {Cheated}; p. pr. & vb. n.
   {Cheating}.] [See {Cheat}, n., {Escheat}.]
   1. To deceive and defraud; to impose upon; to trick; to
      swindle.

            I am subject to a tyrant, a sorcerer, that by his
            cunning hath cheated me of this island. --Shak.

   2. To beguile. --Sir W. Scott.

            To cheat winter of its dreariness.    --W. Irving.

   Syn: To trick; cozen; gull; chouse; fool; outwit; circumvent;
        beguile; mislead; dupe; swindle; defraud; overreach;
        delude; hoodwink; deceive; bamboozle.

Cheat \Cheat\, n. [rob. an abbrevation of escheat, lands or
   tenements that fall to a lord or to the state by forfeiture,
   or by the death of the tenant without heirs; the meaning
   being explained by the frauds, real or supposed, that were
   resorted to in procuring escheats. See {Escheat}.]
   1. An act of deception or fraud; that which is the means of
      fraud or deception; a fraud; a trick; imposition;
      imposture.

            When I consider life, 'tis all a cheat. --Dryden.

   2. One who cheats or deceives; an impostor; a deceiver; a
      cheater.

            Airy wonders, which cheats interpret. --Johnson

   3. (Bot.) A troublesome grass, growing as a weed in grain
      fields; -- called also {chess}. See {Chess}.

   4. (Law) The obtaining of property from another by an
      intentional active distortion of the truth.

   Note: When cheats are effected by deceitful or illegal
         symbols or tokens which may affect the public at large
         and against which common prudence could not have
         guarded, they are indictable at common law. --Wharton.

   Syn: Deception; imposture; fraud; delusion; artifice; trick;
        swindle; deceit; guile; finesse; stratagem.

Cheat \Cheat\, v. i.
   To practice fraud or trickery; as, to cheat at cards.

Cheat \Cheat\, n. [Perh. from OF. chet['e] goods, chattels.]
   Wheat, or bread made from wheat. [Obs.] --Drayton.

         Their purest cheat, Thrice bolted, kneaded, and subdued
         in paste.                                --Chapman.

Source : WordNet®

cheat
     v 1: deprive somebody of something by deceit; "The con-man beat
          me out of $50"; "This salesman ripped us off!"; "we were
          cheated by their clever-sounding scheme"; "They chiseled
          me out of my money" [syn: {rip off}, {chisel}]
     2: defeat someone in an expectation through trickery or deceit
        [syn: {chouse}, {shaft}, {screw}, {chicane}, {jockey}]
     3: engage in deceitful behavior; practice trickery or fraud;
        "Who's chiseling on the side?" [syn: {chisel}]
     4: be sexually unfaithful to one's partner in marriage; "She
        cheats on her husband"; "Might her husband be wandering?"
        [syn: {cheat on}, {cuckold}, {betray}, {wander}]

cheat
     n 1: weedy annual grass often occurs in grainfields and other
          cultivated land; seeds sometimes considered poisonous
          [syn: {darnel}, {tare}, {bearded darnel}, {Lolium
          temulentum}]
     2: weedy annual native to Europe but widely distributed as a
        weed especially in wheat [syn: {chess}, {Bromus secalinus}]
     3: someone who leads you to believe something that is not true
        [syn: {deceiver}, {cheater}, {trickster}, {beguiler}, {slicker}]
     4: the act of swindling by some fraudulent scheme; "that book
        is a fraud" [syn: {swindle}, {rig}]
     5: a deception for profit to yourself [syn: {cheating}]