(v.t.) To attack by words or arguments; to contradict; to assail; to call in question; to make insinuations against; to gainsay; to oppose.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). impugn. Retrieved September 21, 2026, from http://smartdefine.org/impugn/definitions/2019908 |
| Chicago | Webster's. 2011. "impugn" http://smartdefine.org/impugn/definitions/2019908 (accessed September 21, 2026). |
| Harvard | Webster's 2011, impugn, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/impugn/definitions/2019908>. |
| MLA | Webster's. "impugn" 27 May 2011. Web. 21 September 2026. <http://smartdefine.org/impugn/definitions/2019908> |