Entry 5 senses · 2 variants Webster, 1913 Penitent /pĕn'-ĭt-ĭnt/ · Pen·i·tent · IPA /ˈpɛnɪtənt/ a. n. 01 a. Feeling pain or sorrow on account of sins or offenses; repentant; contrite; sincerely affected by a sense of guilt, and resolved on amendme… 1. Feeling pain or sorrow on account of sins or offenses; repentant; contrite; sincerely affected by a sense of guilt, and resolved on amendment of life. “Be penitent, and for thy fault contrite.” — Milton. “The proud he tamed, the penitent he cheered.” — Dryden. 2. Doing penance.[Obs.] 02 n. One who repents of sin; one sorrowful on account of his transgressions. 1. One who repents of sin; one sorrowful on account of his transgressions. 2. One under church censure, but admitted to penance; one undergoing penance. 3. One under the direction of a confessor.