blackletter lawglossary / BLACKLETTER LAW blackletter law. One or more legal principles that are old, fundamental, and well settled. • The term refers to the law printed in books set in Gothic type, which is very bold and black. — Also termed hornbook law. 词条贡献者 译者Henry,毕业于世界顶级翻译学院,擅长翻译各种与企业管治相关的法律文件。