/ Dictionary / Index I ill-considered: Meaning and Definition of Find definitions for: ill-con•sid•ered Pronunciation: (il'kun-sid'urd), [key] — adj. lacking thorough consideration; ill-suited; unwise. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: ill-considered (Thesaurus) ill-conditioned ill-defined Related Content Daily Word Quiz: fabricate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language