/ Dictionary / Index U unconcerned: Meaning and Definition of Find definitions for: un•con•cerned Pronunciation: (un"kun-sûrnd'), [key] — adj. not involved or interested; disinterested. not caring; unworried; free from solicitude or anxiety. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: unconcerned (Thesaurus) unconcern unconditional Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language