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congĭus, ii, m., a Roman measure for liquids, containing the eighth part of an amphora, six sextarii, or twelve heminae; = about 206 cubic inches or nearly six pints English, Cato, R. R. 57; Liv. 25, 2, 8; Plin. 14, 9, 11, § 85; 14, 22, 28, §§ 144 and 146 al.; cf. Fest. p. 246, 4 Müll.; Isid. Orig. 16, 26, 6 sq.; Rein in Becker, Gallus, 3, p. 219 sq., and Dict. of Antiq. s. v.