One who violates his allegiance and betrays his/her country; one guilty of treason; one who, in breach of trust, delivers his country to an enemy, or yields up any fort or place intrusted to his defense, or surrenders an army or body of troops to the enemy, unless when vanquished; also, one who takes arms and levies war against his country; or one who aids an enemy in conquering his country.
A disloyal person who betrays or deserts his cause, religion, political party, friend, etc.
A person employed by a government to get secret information about or monitor the affairs, plans, armed forces, etc. of another government
(Archaic) A coward.
A person who drifts or wanders about; vagabond
The definition of a rat is a rodent with a lengthy tail, or is slang for a sneaky person.
The method used in dealing with or accomplishing:
One that catches or kills rats:
Find another word for turncoat. In this page you can discover 13 synonyms, antonyms, idiomatic expressions, and related words for turncoat, like: defector, traitor, renegade, betrayer, apostate, deserter, spy, recreant, runagate, tergiversator and rat.