What is the origin of 'sleep tight'?
Read moreOne of the mysteries of the English language finally explained.
A red Bordeaux wine of the Haut-Médoc, produced in the Château Mouton-Rothschild. Also more fully "Château Mouton-Rothschild".
Late 19th century; earliest use found in Frank Leslie's Popular Monthly. From the name of Château Mouton-Rothschild, a wine-producing estate in the Bordeaux region of France.