Lewis Short
rūpes | rūpa, ae (noun F) : (collat. form , , App. M. 6, p. 72 Hildebr. min.; cf. Gloss. Isid. p. 693), rumpo
* A rock: ex magnis rupibus nactus planitiem,Caes. B. C. 1, 70: cum (oppidum) ex omnibus in circuitu partibus altissimas rupes despectusque haberet,id. B. G. 2, 29; cf. Liv. 32, 4; and with this cf.: inter saxa rupesque,id. 21, 40: ex rupe Tarpeiā,id. 7, 10: Parnasia,Verg. E. 6, 29: aëria,id. G. 4, 508: ardua,Ov. F. 5, 293; id. P. 1, 8, 51: cavae,caverns, grottos,Verg. G. 3, 253; so, ima (Sibyllae),id. A. 3, 443.—Of a cliff, Verg. A. 10, 693; Luc. 5, 514; Val. Fl. 3, 108; 4, 637; cf.: personantibus et respondentibus inter se rupibus,Just. 24, 6, 8.
Charlton T. Lewis, Charles Short, A Latin Dictionary