Sir

Definition

Sir is a formal English honorific address for men, originating as a term implying social superiority or respect.

Parts of Speech

Sir functions as a noun and an interjection in the English language.

Pronunciation

• IPA pronunciation: /sɜːr/
• American respelling: \sər\
• British respelling: \sɜːr\

Etymology

Sir derives from the Old French 'sieur' or 'sire', which in turn originates from the Latin 'senior' meaning 'elder' or 'older.'

Derivatives

• Sirrah: (archaic) Used as a term of address for a man or boy, especially one younger or of lower status.
• Sire: A respectful form of address for someone of high social status, especially a king.
• Sirdar: A title of respect used in several communities in South Asia.
• Sirloin: The higher, or superior, cut of meat.
• Surtax: An additional tax on something already taxed.

Synonyms

• Mister
• Gentleman
• Lord

Antonyms

• Madam
• Lady
• Miss

Usage

Sir is often used as a polite or respectful way to address a man.

For example:

• "Excuse me, sir, you dropped your wallet."
• "Yes, sir, I understand."

Related Terms

• Knight
• Honorific
• Address
• Respect

Detailed Definition

As a noun, sir is a term of respect used as a form of address to a man, and in the UK specifically to a knight or baronet.

For example:

• "He was knighted and became Sir John Smith."

As an interjection, sir is used to get the attention of a man or to show respect.

For example:

• "Sir, would you please step this way?"

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