sir
Pronunciation:
/ˈsə(ɹ)//ˈsɪɹ//ˈsɜː(ɹ)//ˈsɝ/noun
Definitions
A man of a higher rank or position.
A respectful term of address to a man of higher rank or position, particularly:
A respectful term of address to an adult male (often older), especially if his name or proper title is unknown.
Example: Excuse me, sir, do you know the way to the art museum?
verb
Definitions
To address (someone) using "sir".
Example: Sir, yes, sir! Don't you sir me, private! I work for a living!