I.anything assigned, a usage, custom, law, ordinance, Lat. institutum, Hes.; νόμος πάντων βασιλεύς custom is lord of all, Pind. ap. Hdt.; κατὰ νόμον according to custom or law, Hes., Hdt., attic; poet. κὰν νόμον Pind.:— παρὰ νόμον contrary to law, Aesch.:—dat. νόμῳ by custom, conventionally, opp. to φύσει, Hdt., Arist.:—at Athens νόμοι were Solon.'s laws, those of Draco being called θεσμοί.
2.ἐν χειρῶν νόμῳ by the law of force, in the fight or scuffle, Hdt.; ἐν χειρὸς νόμῳ in actual warfare, Arist.; also, ἐς χειρῶν νόμον ἀπικέσθαι to come to blows, Hdt.
II.a musical mode or strain, Aesch., Plat., etc.; νόμοι κιθαρῳδικοί Ar.