I.a.
I. Neutr., to bellow back, resound, re-echo (poet.): reboant silvaeque et longus Olympus, * Verg. G. 3, 223; so, “rupti poli,” Sil. 17. 252: et reboat raucum regio cita barbara bombum, Lucr. 4, 546: “reboatque ursa superba lupis,” Val. Fl. 3, 634: “ubi cymbalum sonat vox, ubi tympana reboant,” Cat. 63, 21.—