Source : Webster's Revised Unabridged Dictionary (1913)

Torment \Tor*ment"\, v. t. [imp. & p. p. {tormented}; p. pr. &
   vb. n. {tormenting}.] [OF. tormenter, F. tourmenter.]
   1. To put to extreme pain or anguish; to inflict excruciating
      misery upon, either of body or mind; to torture. `` Art
      thou come hither to torment us before our time? '' --Matt.
      viii. 29.

   2. To pain; to distress; to afflict.

            Lord, my servant lieth at home sick of the palsy,
            grievously tormented.                 --Matt. viii.
                                                  6.

   3. To tease; to vex; to harass; as, to be tormented with
      importunities, or with petty annoyances. [Colloq.]

   4. To put into great agitation. [R.] ``[They], soaring on
      main wing, tormented all the air.'' --Milton.

Torment \Tor"ment\, n. [OF. torment, F. tourment, fr. L.
   tormentum an engine for hurling missiles, an instrument of
   torture, a rack, torture, fr. torquere to turn, to twist,
   hurl. See {Turture}.]
   1. (Mil. Antiq.) An engine for casting stones. [Obs.] --Sir
      T. Elyot.

   2. Extreme pain; anguish; torture; the utmost degree of
      misery, either of body or mind. --Chaucer.

            The more I see Pleasures about me, so much more I
            feel Torment within me.               --Milton.

   3. That which gives pain, vexation, or misery.

            They brought unto him all sick people that were
            taken with divers diseases and torments. --Matt. iv.
                                                  24.

Source : WordNet®

torment
     n 1: unbearable physical pain [syn: {torture}]
     2: extreme mental distress [syn: {anguish}, {torture}]
     3: intense feelings of suffering; acute mental or physical
        pain; "an agony of doubt"; "the torments of the damned"
        [syn: {agony}, {torture}]
     4: a feeling of intense annoyance caused by being tormented;
        "so great was his harassment that he wanted to destroy his
        tormentors" [syn: {harassment}]
     5: a severe affliction [syn: {curse}]
     6: the act of harassing someone [syn: {badgering}, {worrying},
        {bedevilment}]

torment
     v 1: torment emotionally or mentally [syn: {torture}, {excruciate},
           {rack}]
     2: treat cruelly; "The children tormented the stuttering
        teacher" [syn: {rag}, {bedevil}, {crucify}, {dun}, {frustrate}]
     3: subject to torture; "The sinners will be tormented in Hell,
        according to the Bible" [syn: {torture}, {excruciate}]