from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A habitual spasmodic muscular movement or contraction, usually of the face or extremities.
  • intransitive v. To have a tic; produce tics.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A local and habitual convulsive motion of certain muscles.
  • n. Shortened form of ticket
  • v. To exhibit a tic; to undergo convulsive muscle movements.

from the GNU version of the Collaborative International Dictionary of English

  • n. A local and habitual convulsive motion of certain muscles; especially, such a motion of some of the muscles of the face; twitching; velication; -- called also spasmodic tic.

from The Century Dictionary and Cyclopedia

  • n. A habitual spasmodic contraction of certain muscles, especially of the face; twitching; vellication: especially applied to tic-douloureux, or facial neuralgia. See tic-douloureux.
  • n. An African beefeater or ox-pecker; an ox-bird. See cuts under Buphaga and Textor.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. a local and habitual twitching especially in the face


(American Heritage® Dictionary of the English Language, Fourth Edition)
From French tic (Wiktionary)



Log in or sign up to get involved in the conversation. It's quick and easy.

  • re: definition of "tic":

    the meaning "persistent behavior trait" is missing from your explanations.

    BTW, I just became a member, and am finding this app to be interesting and useful. Thx,


    May 28, 2013