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turncoat

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noun turn·coat \-ˌkōt\

Simple Definition of turncoat

  • : a person who stops being a member of a group in order to join another group that opposes it

Source: Merriam-Webster's Learner's Dictionary

Full Definition of turncoat

  1. :  one who switches to an opposing side or party; specifically :  traitor

Examples of turncoat in a sentence

  1. <the plot of the story revolved around the gangster's relentless determination to learn the identity of the turncoat>



1557

First Known Use of turncoat

1557



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