Postman (noun)

A man who delivers letters and packages as a job.

Origin:

From post + man.

Examples:

1. The postman rang the doorbell and handed me a package.
2. The postman delivered the mail to the wrong house.
3. The postman always greeted us with a smile.
4. The postman's uniform is easily recognizable with its red and blue color scheme.
5. The postman's job is essential for delivering important communications and packages.