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

  • n. A call to engage in a contest, fight, or competition: a challenge to a duel.
  • n. An act or statement of defiance; a call to confrontation: a challenge to the government's authority.
  • n. A demand for explanation or justification; a calling into question: a challenge to a theory.
  • n. A sentry's call to an unknown party for proper identification.
  • n. A test of one's abilities or resources in a demanding but stimulating undertaking: a career that offers a challenge.
  • n. A claim that a vote is invalid or that a voter is unqualified.
  • n. Law A formal objection to the inclusion of a prospective juror in a jury.
  • n. Immunology The induction or evaluation of an immune response in an organism by administration of a specific antigen to which it has been sensitized.
  • transitive v. To call to engage in a contest, fight, or competition: challenged me to a game of chess.
  • transitive v. To invite with defiance; dare: challenged him to contradict her. See Synonyms at defy.
  • transitive v. To take exception to; call into question; dispute: a book that challenges established beliefs.
  • transitive v. To order to halt and be identified, as by a sentry.
  • transitive v. Law To take formal objection to (a prospective juror).
  • transitive v. To question the qualifications of (a voter) or validity of (a vote).
  • transitive v. To have due claim to; call for: events that challenge our attention.
  • transitive v. To summon to action, effort, or use; stimulate: a problem that challenges the imagination.
  • transitive v. Immunology To induce or evaluate an immune response in (an organism) by administering a specific antigen to which it has been sensitized.
  • intransitive v. To make or give voice to a challenge.
  • intransitive v. To begin barking upon picking up the scent. Used of hunting dogs.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. An instigation or antagonization intended to convince a person to perform an action they otherwise would not.
  • n. A difficult task, especially one that the person making the attempt finds more enjoyable because of that difficulty.
  • n. A bid to overcome something.
  • n. A judge's interest in the result of the case for which he or she should not be allowed to sit the case, e.g. a conflict of interest.
  • n. The act of appealing a ruling or decision of a court of administrative agency.
  • n. The act of seeking to remove a judge, arbitrator or other judicial or semi-judicial figure for reasons of alleged bias or incapacity.
  • n. An attempt to take possession; a tackle
  • v. To invite someone to take part in a competition.
  • v. To dare someone.
  • v. To dispute something.
  • v. To make a formal objection to a juror.

from the GNU version of the Collaborative International Dictionary of English

  • n. An invitation to engage in a contest or controversy of any kind; a defiance; specifically, a summons to fight a duel; also, the letter or message conveying the summons.
  • n. The act of a sentry in halting any one who appears at his post, and demanding the countersign.
  • n. A claim or demand.
  • n. The opening and crying of hounds at first finding the scent of their game.
  • n. An exception to a juror or to a member of a court martial, coupled with a demand that he should be held incompetent to act; the claim of a party that a certain person or persons shall not sit in trial upon him or his cause.
  • n. An exception to a person as not legally qualified to vote. The challenge must be made when the ballot is offered.
  • intransitive v. To assert a right; to claim a place.
  • transitive v. To call to a contest of any kind; to call to answer; to defy.
  • transitive v. To call, invite, or summon to answer for an offense by personal combat.
  • transitive v. To claim as due; to demand as a right.
  • transitive v. To censure; to blame.
  • transitive v. To question or demand the countersign from (one who attempts to pass the lines)
  • transitive v. To take exception to; question.
  • transitive v. To object to or take exception to, as to a juror, or member of a court.
  • transitive v. To object to the reception of the vote of, as on the ground that the person in not qualified as a voter.

from The Century Dictionary and Cyclopedia

  • To accuse; call to answer; censure.
  • To lay claim to; demand as due or as a right: as, the Supreme Being challenges our reverence and homage.
  • To call, invite, or summon to single combat or duel.
  • To call to a contest; call into opposing activity; invite to a trial; defy: as, to challenge a man to prove what he asserts (implying defiance).
  • To take exception to; object to (a person or thing); call in question: as, to challenge the accuracy of a statement. Specifically
  • In law, to object or take exception to, as a juror or jury panel. See challenge, n., 9—7. Milit., to demand the countersign from: as, a sentry is bound to challenge every person appearing near his post. See challenge, n., 6.
  • In hunting, to whimper or cry when the scent of game is first discovered: said of a hound.
  • n. Accusation; charge.
  • n. A claim or demand; pretension.
  • n. A summons or invitation to a duel; a calling upon one to engage in single combat, as for the vindication of the challenger's honor; a defiance.
  • n. Hence An invitation to a contest or trial of any kind: as, a challenge to a rubber at whist; a challenge to a public debate; “a challenge to controversy,”
  • n. The letter or message containing the summons to a combat or contest.
  • n. Milit., the act of a sentry in demanding the countersign from any one who approaches his post.
  • n. In hunting, the opening cry of hounds on first finding the scent of their game.
  • n. A calling in question; an exception taken, as to the tenability of a proposition, or a person's right to do something or to hold something.
  • n. In law, an objection to a juror; the claim of a party that a certain juror shall not sit in the cause.
  • n. In the East Indies, an exception taken by a ryot to the assessment of a neighbor's holding when it is less than that of his own poorer holding, accompanied by an offer to take over the neighbor's holding at a higher assessment, and a claim for the assessment on his own to be correspondingly reduced.

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

  • v. take exception to
  • n. a call to engage in a contest or fight
  • n. a demand by a sentry for a password or identification
  • n. a formal objection to the selection of a particular person as a juror
  • v. ask for identification
  • n. a demanding or stimulating situation
  • v. issue a challenge to
  • v. raise a formal objection in a court of law
  • n. questioning a statement and demanding an explanation


Middle English chalenge, from Old French, from Latin calumnia, trickery, false accusation; see calumny. V., from Middle English chalengen, from Old French chalangier, from Latin calumniārī, from calumnia.
(American Heritage® Dictionary of the English Language, Fourth Edition)
From Old French chalonge, chalenge, from Latin calumnia. (Wiktionary)



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

  • While stunning, mollusque, that picture is... er... not exactly what we're seeking. But thanks! :) *sniggering*

    October 13, 2009

  • Isn't there a clothing line called Jack Wolfspit?

    October 13, 2009

  • Will this serve?

    October 13, 2009

  • Just to be clear: we are looking for wolf barf -- NOT barfed wolf. Right?

    October 13, 2009

  • Okay, Wordizens! A colleague of mine needs images of wolf regurgitation. (Don't ask why.) He wasn't able to find a single image online. I'm willing to bet someone in this community can find him one. Anyone??

    October 13, 2009