/ Dictionary / Index U unadvised: Meaning and Definition of Find definitions for: un•ad•vised Pronunciation: (un"ud-vīzd'), [key] — adj. without advice or counsel; uninformed: a defendant unadvised of her legal rights. imprudent; rash; ill-advised: He purchased a business with unadvised haste. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: unadvised (Thesaurus) unadulterated unaesthetic Related Content Daily Word Quiz: acquiesce Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language