impugnglossary / IMPUGN impugn (im-pyoon), vb. To challenge or call into question (a person’s character, the truth of a statement, etc.). — impugnment, n. 词条贡献者 双语律师Pablo,国际知名法学院法律专业,擅长翻译涉及高端品牌及消费品领域的法律文件。