/ Dictionary / Index U untimely: Meaning and Definition of Find definitions for: un•time•ly Pronunciation: (un-tīm'lē), [key] — adj., adv. -li•er, -li•est, —adj. not timely; not occurring at a suitable time or season; ill-timed or inopportune: An untimely downpour stopped the game. happening too soon or too early; premature: his untimely demise. —adv. prematurely. unseasonably. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: untimely (Thesaurus) until untimeous Related Content Daily Word Quiz: meritocracy Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language