Impugn: meaning, definitions and examples

challenge authority

To impugn means to call into question or challenge the validity of something, particularly in a manner that suggests doubt regarding its integrity or truthfulness. It is often used in a legal or rhetorical context, where one party questions the reliability of evidence or the motivations of another. Impugning is generally seen as an act of skepticism or criticism towards someone's statements, actions, or beliefs, indicating that the speaker does not accept what is presented at face value.

challenge, denounce, dispute, question

Examples of usage

• The lawyer impugned the witness's credibility.

• He impugned her motives during the debate.

• Many critics impugned the efficacy of the new policy.