cŏlū̆bra, ae, f. [coluber],
a female serpent; and in gen., a serpent , snake , Lucil., Turp., and Varr. ap. Non. p. 201, 22 sq.; Hor. C. 1, 17, 8; id. S. 1, 8, 42; Ov. M. 6, 559; Juv. 5, 103; Cels. 5, 27, 3; Col. 10, 230; Plin. 32, 5, 19, § 53.—As an attributive of the hair of the Furies, Medusa, etc. (v. coluber), Ov. M. 4, 474; 4, 491; 4, 783; Luc. 9, 634.— Hence, prov.: quas tu edes colubras? i. e. art thou frantic? Plaut. Stich. 2, 1, 50 Ritschl N. cr.; and: colubra restem non parit, i.e. like produces like , the thorn does not produce grapes , Petr. 45, 9.