I.not strong, infirm, impotent, weak, feeble (not in Cic. or Cæs.).
I. Lit.: “Camillus, jam ad munera corporis senectā invalidus,” Liv. 6, 8: “milites,” id. 23, 16: “paucos graves aetate aut invalidos inveniunt,” id. 10, 34 fin.: “ad ingrediendum,” Gell. 20, 1, 11: “corpus laborum impatiens invalidumque,” Ov. Tr. 5, 2, 4: “manus,” Luc. 5, 275: “quidquid tecum invalidum metuensque pericli est,” Verg. A. 5, 716: “pueri,” Val. Fl. 5, 24; “(with inermis),” Tac. A. 1, 46: “corpus,” Ov. H. 21, 297: “artus,” id. ib. 21, 245.—Comp.: “invalidiores Parthi,” Just. 41, 6, 3.—Sup.: “invalidissimum urso caput,” Plin. 8, 36, 54, § 130.—
II. Transf., weak, inefficient, inadequate, unsuitable: “stationes pro castris,” Liv. 41, 2: “invalida moenia adversum irrumpentes,” Tac. A. 12, 16: “invalidae ad hoc monstrum sugillandum litterae,” Val. Max. 5, 3, 4: “defensionis praesidia,” id. 8, 1, 3: “venenum,” Claud. Cons. Mall. Theod. 170: “causa,” Luc. 7, 67: “argumentum,” Dig. 48, 18, 1: “ignes,” low, Tac. A. 1, 65: “fama,” inadequate, depreciating, Amm. 16, 10, 17.—Adv.: invălĭdē , weakly, feebly, Arn. 7, 250.