I.in vain, to no purpose, fruitlessly: “ne istuc nequiquam dixeris tam indignum dictum in me,” Plaut. As. 3, 3, 108: qui ipse sibi sapiens prodesse non quit, nequiquam sapit, Enn. ap. Cic. Fam. 7, 6, 2 (Trag. v. 310 Vahl.): “et sero et nequiquam pudet,” Cic. Quint. 25, 79: “nequiquam alicujus auxilium implorare,” Caes. B. C. 1, 1: “ut non nequiquam tantae virtutis homines judicari deberet ausos esse transire latissimum flumen,” without ground, without reason, id. B. G. 2, 27: “nequiquam deus abscidit oceano terras,” to no purpose, Hor. C. 1, 3, 21: “causas nequiquam nectis inanes,” Verg. A. 9, 219; id. G. 1, 403; Ov. M. 4, 78; 5, 33; 438 al.: “frustra ac nequiquam,” Cat. 77, 1: “sed nequiquam frustra, etc.,” App. M. 8, p. 208, 41.—Absol. in exclamation: “nequiquam!” Liv. 42, 64, 4.—Esp., without punishment, with impunity: “ne istuc nequiquam dixeris tam indignum dictum in me,” Plaut. As. 3, 3, 108.
nēquīquam (so in the best MSS.; not nequicquam; v. Neue, Formenl. 2, p. 642 sq.; Plaut. Trin. 440 Brix.; id. Most. 242 Lorenz), adv. ne-quiquam; cf.: nequiquam significare idem quod frustra, plurimis auctorum exemplis manifestum est, Paul. ex. Fest. p. 162 fin. Müll.,