Sir is a formal honorific address in English for men, derived from Sire in the High Middle Ages. Both are derived from the old French " Sieur " (Lord), brought to England by the French-speaking Normans, …

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.

SIR. acknowledges the Gadigal People of the Eora Nation as the Traditional Custodians of the land where we come together each day. We pay our respects to elders past, present and emerging, …

People sometimes say sir as a very formal and polite way of addressing a man whose name they do not know or a man of superior rank. For example, a shop assistant might address a male customer as sir.

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

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

Aug 8, 2025 · Beyond legal frameworks, “Sir” is used in the United States as a respectful form of address for men. This usage is purely a matter of etiquette and politeness, similar to “Ma’am” for …

Sir is a respectful term used to address a man. Sir is especially likely to be used to refer to a person of higher rank or authority. In this sense, sir is the male equivalent of madam or ma’am. Real-life …

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 …