[1] : The Collaborative International Dictionary of English v.0.48

twitch \twitch\, v. t. imp.  p. p. twitched; p. pr.  vb. n.
   twitching. oe. twicchen, fr. doubtful as. twiccian;
   akin to as. angeltwicca a worm used for bait, literally, a
   hook twitcher, lg. twikken to tweak, g. zwicken. cf.
   tweak.
   to pull with a sudden jerk; to pluck with a short, quick
   motion; to snatch; as, to twitch one by the sleeve; to twitch
   a thing out of another's hand; to twitch off clusters of
   grapes.
   1913 webster

         thrice they twitched the diamond in her ear. --pope.
   1913 webster
see also:
twitched twitching tweak 

[2] : WordNet (r) 2.0

twitching
     n : a sudden muscle spasm; especially one caused by a nervous
         condition syn: twitch, vellication
see also:
twitch vellication 

[3] : Moby Thesaurus II by Grady Ward, 1.0

74 moby thesaurus words for "twitching":
   abstraction, abulia, agitation, alienation, anxiety,
   anxiety equivalent, anxiety state, apathy, apprehensiveness,
   attack of nerves, buck fever, case of nerves, catatonic stupor,
   compulsion, convulsive, dejection, depression, detachment,
   eclamptic, elation, emotionalism, euphoria, excessive irritability,
   fear, fidgetiness, fidgets, fidgety, fitful, folie du doute,
   formication, hypochondria, hysteria, hysterics, indifference,
   insensibility, itchiness, jerking, jerky, jiggety, jumpy, lethargy,
   mania, melancholia, mental distress, morbid excitability, nerves,
   nervosity, nervous stomach, nervousness, obsession, orgasmic,
   panic, panickiness, pathological indecisiveness, preoccupation,
   pruritus, psychalgia, psychomotor disturbance, saltatory,
   spasmodic, spastic, spell of nerves, stage fright, state of nerves,
   stupor, tic, trepidation, twitchety, twitchy, uneasiness,
   unresponsiveness, vellication, vellicative, withdrawal

Twitching >> T Words
Twitching, definition of term: Twitching
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