/ Dictionary / Index D disappointment: Meaning and Definition of Find definitions for: dis•ap•point•ment Pronunciation: (dis"u-point'munt), [key] — n. the act or fact of disappointing: All of his efforts only led to the disappointment of his supporters. the state or feeling of being disappointed: Her disappointment was very great when she didn't get the job. a person or thing that disappoints: The play was a disappointment. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: disappointment (Thesaurus) disappointing disapprobation Related Content Daily Word Quiz: arid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language