/ Dictionary / Index I implead: Meaning and Definition of Find definitions for: im•plead Pronunciation: (im-plēd'), [key] — -plead•ed -plead -pled, -plead•ing. to sue in a court of law. to bring (a new party) into an action because he or she is or may be liable to the impleading party for all or part of the claim against that party. to accuse; impeach. to plead (a suit). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. implausible impleader Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language