- an apparent disparity between what is said and the actual facts
- the inability to have one's statements accepted as factual or one's professed motives accepted as the true ones
- Public skepticism about the truth of statements, especially official claims and pronouncements: “The credibility gap [is] the result of a deliberate policy of artificial manipulation of official news” (Walter Lippmann).
- Lack of trustworthiness.
- A discrepancy or disparity, especially between words and actions.