The meaning of SIR is a man entitled to be addressed as sir —used as a title before the given name of a knight or baronet and formerly sometimes before the given name of a priest.

Traditionally, as governed by law and custom, Sir is used for men who are knights and belong to certain orders of chivalry, as well as later applied to baronets and other offices. As the female equivalent for …

SIR meaning: 1 : used without a name as a form of polite address to a man you do not know; 2 : used without a name as a form of polite address to a man of rank or authority (such as a military or police …

Sir is used at the beginning of a formal letter to a man you do not know: Dear Sir

You use the expression Dear Sir at the beginning of a formal or business letter or email when you are writing to a man. You use Dear Sirs when you are writing to an organization.

Jul 15, 2025 · Discover the comprehensive meaning, definition, and etymology of "sir." This glossary entry provides clear examples of its historical and modern usage, perfect for academic exploration.

Definition of sir noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

SIR definition: a respectful or formal term of address used to a man. See examples of sir used in a sentence.

Use the word sir as a formal title for a man. People often use sir to respectfully or politely address someone they don't know well. When you're saying hello to a man who's been knighted by the …

Master the word "SIR" in English: definitions, translations, synonyms, pronunciations, examples, and grammar insights - all in one complete resource.