Meaning
A traitor; one who turns against a previous affiliation or allegiance.
Etymology
Origin: Unknown
A compound of turn + coat, reportedly derived from the sometime military practice of wearing uniform coats that were lined in material of a contrasting color, and which could be worn inside out to present a different appearance.
Synonyms & Antonyms
Synonyms
NYT Puzzle Appearances
Accepted in 1 recorded puzzle, including a pangram: