noun
- a person who betrays a cause or allegiance; one who switches sides
Examples
- The senator was called a turncoat after switching political parties.
- Many viewed him as a turncoat for abandoning his former allies.
- She refused to be labeled a turncoat despite changing her position.
- The turncoat revealed secret information to the enemy.
- His friends felt betrayed when he became a turncoat.
- The company’s turncoat employee sold trade secrets to competitors.