Tarnish/ˈtɑːrnɪʃ/ Definition 1 of 2Pro Tip 1/3Figurative Use Used metaphorically to describe harm done to intangible things, like reputations. A single scandal may tarnish a politician's entire career. Pro Tip 2/3Negative Connotation Has a negative feel, implying harm or reduced quality that could have been avoided. He did nothing wrong, but gossip tarnished his social standing. Pro Tip 3/3Irreversible Change Often suggests a permanent or hard-to-reverse effect. The once-beloved hero's actions tarnished his legacy forever.