penitent /ˈpɛnɪtənt/noun 3adjective 2forms 3 noun3 •One who repents of sin; one sorrowful on account of their transgressions. •One under church censure, but admitted to penance; one undergoing penance. •One under the direction of a confessor. adjective2 •Feeling pain or sorrow on account of one's sins or offenses; feeling sincere guilt.Be penitent, and for thy fault contrite. — 1671 •Doing penance.[…] But we that know what ’tis to fast and pray, / Are penitent for your default to day. — 1594 formspenitents · more penitent · most penitent