What does "señor" mean?

A Spanish term of address equivalent to sir or Mr., used alone or capitalized and prefixed to the name of a married or an older man.

What is a synonym for "señor"?

Common synonyms include: senor.

/seɪnˈjɔɹ/ noun

noun ·Rare ·Advanced level

Noun

1
A Spanish term of address equivalent to sir or Mr., used alone or capitalized and prefixed to the name of a married or an older man.
2
a Spanish title or form of address for a man; similar to the English ‘Mr’ or ‘sir’ wordnet

Borrowed from Spanish señor. Doublet of seigneur, seignior, senhor, senior, senyor, signore, sir, and sire.