Meaning of the word "letter carrier" in English

What does "letter carrier" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

letter carrier

US /ˈlɛtər ˈkæriər/
UK /ˈlɛtə ˈkæriə/

Noun

a person who delivers mail to homes or businesses; a mail carrier or postman

Example:
The letter carrier always greets me with a smile.
I saw the letter carrier putting mail in my neighbor's mailbox.