irritant clauseglossary / IRRITANT CLAUSE irritant clause. Civil law. A deed term providing that if the deed’s holder performs an act specifically prohibited by the deed, the act or deed is automatically nullified. 词条贡献者 译员Terris,毕业于国内一流的高级翻译学院,擅长翻译有关文旅和酒店领域的法律文件。