Septunx, pro Septemivini cyathis. Mart. A cuppe containing seauen partes of the measute Sextarius: so that it is 13. ounces, or after phistcions 10. ounces and a halfe.Vsura ex septunce.Vsurie of seauen in the hundred.
Lewis and Short: Latin dictionary
septunx, uncis, m. [septem-uncia; cf. Varr. L. L. 5, 171 Müll.]. I.Lit., seven twelfths of a whole (v. as, 1.): jugeri, Col. 5, 1, 11; Liv. 5, 24, 4: auri,
seven ounces
, id. 23, 19, 16.—II.Transf., seven things of a kind, seven pieces, etc.; hence, in drinking,