Under a cloud Definition 1 of 2Pro Tip 1/3Negative Suspicion Used when someone is suspected of wrongdoing or involved in a scandal. The politician resigned under a cloud of corruption allegations. Pro Tip 2/3Unproven Guilt Implies that guilt is not confirmed, but the person is still distrusted. He's been under a cloud ever since the investigation started. Pro Tip 3/3Tabloid Term Frequently used in media to describe celebrities or public figures facing rumors. The star remained under a cloud despite denying the accusations.