0 to cause people to doubt someone's character, qualities, or reputation by criticizing them: --
Are you impugning my competence as a professional designer?
1 to cause people to doubt or not trust someone’s character, honesty, or ability: --
He could no longer work as a doctor because his reputation had been impugned.
More often, however, the charge was made in order to impugn the behaviour of the government and to bestow a martyred air of injured innocence on the prohibited texts.
If we do not wish to impugn the unique identity of each monozygotic twin, it is hard to base a convincing argument against cloning on this concept.
Repetto (1972) cites a number of references on this point without realizing that they arguably impugn his hypothesis.
My answer is that the principle is offensive because it impugns the human dignity of terminally ill people who choose to stay alive as long as possible.
Therein may lie the phonograph record's most profound justification, which cannot be impugned by any aesthetic objection to its reification.
Rather, it was our belief that their evidence might be used by others to impugn rationality-based explanations of the process.
This in no way impugns the quality of the contributions, all of which have been written with care and attention to detail.
We hold it a slight not to be borne that anyone should impugn our essential manhood.
