signatoryglossary / SIGNATORY signatory (sig-n[schwa]-tor-ee), n. A party that signs a document, personally or through an agent, and thereby becomes a party to an agreement (eight countries are signatories to the treaty). — signatory, adj. 词条贡献者 资深译员Sheldon,毕业于亚洲顶尖的高级翻译学院,擅长翻译有关零售和消费品领域的法律文件。