What is messrs.?

Messrs. is an abbreviation for the word "Messieurs," which is a French term used as a title of respect when addressing multiple gentlemen or men in a professional or formal setting. It is similar to the English word "Misters" or "Mr." when addressing men, but used to signify multiple men. For example, "Messrs. Jones and Smith" would refer to two men with the surname Jones and Smith. The use of Messrs. is particularly prevalent in formal business letters and other official documents.