/ Dictionary / Index W weak-minded: Meaning and Definition of Find definitions for: weak-mind•ed Pronunciation: (wēk'mīn'did), [key] — adj. having or showing a lack of mental firmness; irresolute; vacillating. having or showing mental feebleness; foolish. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. weakly weakness Related Content Daily Word Quiz: ablution Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language