/ Dictionary / Index T tiresome: Meaning and Definition of Find definitions for: tire•some Pronunciation: (tīr'sum), [key] — adj. causing or liable to cause a person to tire; wearisome: a tiresome job. annoying or vexatious. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: tiresome (Thesaurus) Tiresias tirewoman 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