1. people who betray their former beliefs, principles, or allegiances, especially by joining an opposing side
Usage: plural of turncoat; often used in political contexts

Examples

• The party expelled several turncoats who had switched sides during the election.
• History remembers these turncoats as opportunists who abandoned their principles for personal gain.
• The general was furious about the turncoats who had revealed military secrets to the enemy.
• Many viewed the politicians as turncoats after they reversed their campaign promises.
• The company fired the turncoats who had leaked confidential information to competitors.
• During the revolution, turncoats were often treated harshly by both sides.