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

  • transitive v. To fail to satisfy the hope, desire, or expectation of.
  • transitive v. To frustrate or thwart: "I will not disappoint the confidence you have put in me” ( Wayne A. Budd).
  • intransitive v. To cause disappointment.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • v. To displease by e.g. underperforming

from the GNU version of the Collaborative International Dictionary of English

  • transitive v. To defeat of expectation or hope; to hinder from the attainment of that which was expected, hoped, or desired; to balk
  • transitive v. To frustrate; to fail; to hinder of result.

from The Century Dictionary and Cyclopedia

  • To frustrate the desire or expectation of; balk or thwart in regard to something intended, expected, or wished; defeat the aim or will of: as, do not disappoint us by staying away; to be disappointed in or of one's hopes, or about the weather.
  • To defeat the realization or fulfilment of; frustrate; balk; foil; thwart: as, to disappoint a man's hopes or plans.
  • To hinder of intended effect; frustrate; foil.

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

  • v. fail to meet the hopes or expectations of


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

Middle English disappointen, from Old French desapointier, to remove from office : des-, dis- + apointer, apointier, to appoint; see appoint.



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