Lewis & Short

nostras, ātis (old form of the nom. sing. nostratis, Cass. Hem. ap. Prisc. p. 943 P.), adj. [noster], of our country, native: arma nostratia, Cato ap. Prisc. p. 943 P.: verba nostratia, Cic. Fam. 2, 11, 1: mirifice capior facetiis, maxime nostratibus, id. ib. 9, 15, 2: nostrates philosophi, id. Tusc. 5, 32, 90: tertium genus nostrates vocant silvestre, Plin. 16, 16, 28, § 70: nostras cunila, Col. 9, 4, 6: nostrates gallinae, id. 8, 2, 13; Plin. 15, 11, 10, § 37.