noun mon·sieur \məs-ˈyə(r), məsh-; mə-ˈsir\

Definition of monsieur



play \məs-ˈyə(r)(z), məsh-, mās-; mə-ˈsir(z)\
  1. :  a Frenchman of high rank or station —used as a title equivalent to Mister and prefixed to the name of a Frenchman

Origin and Etymology of monsieur

Medieval French, literally, my lord

First Known Use: 1512

Other Forms of Address Terms

Learn More about monsieur

Seen and Heard

What made you want to look up monsieur? Please tell us where you read or heard it (including the quote, if possible).