I.a striking, beating, attended with noise.
I. In gen. (poet.): “(undae) leni resonant plangore cachinni,” Cat. 64, 272: “feminis,” Auct. Her. 3, 15; Ov. M. 3, 498.—
II. In partic., a beating the breast or face in token of grief; loud mourning, wailing, lamentation (class.): “plangore et lamentatione complere forum,” Cic. Or. 38, 131: “feminei,” Verg. A. 2, 487: “dare plangorem,” to make, Ov. M. 14, 421: “percutit claro plangore lacertos, id. ib 4, 138: caesis plangore lacertis,” id. ib. 6, 532.