impudence Copy link Outline 1. impŭdentia (shamelessness)2. expr. by os, ōris, n. ("face") v. EFFRONTERY. (For this, urbana [= perfricta] frons occurs, Hor. Ep. 1, 9, 11.) See also WANTONNESS, PERTNESS. • impudence: 1. impŭdentia (shamelessness): Cic.: Caes. 2. expr. by os, ōris, n. ("face") v. effrontery. (For this, urbana [= perfricta] frons occurs, Hor. Ep. 1, 9, 11.) See also wantonness, pertness.