to make acknowledgment or avowal in a matter pertaining to one's self; to acknowledge, own, or admit, as a crime, a fault, a debt.-to acknowledge faith in; to profess belief in.-to admit as true; to assent to; to acknowledge, as after a previous doubt, denial, or concealment.-to make known or acknowledge, as one's sins to a priest, in order to receive absolution; -- sometimes followed by the reflexive pronoun.-to hear or receive such confession; -- said of a priest.-to disclose or reveal, as an effect discloses its cause; to prove; to attest.-to make confession; to disclose sins or faults, or the state of the conscience.-to acknowledge; to admit; to concede.