Courier (noun)

1. A person or company that carries and delivers letters, packages, or goods.
2. A messenger or agent carrying important or confidential documents or information.

Origin:

Middle french courrier, from old french correor, from medieval latin currītor messenger, from latin currere to run.

Examples:

1. The courier delivered the package to the recipient's door.
2. The courier was entrusted with delivering the sensitive information to the appropriate authorities.
3. The courier was a fast and reliable service, known for delivering packages on time.
4. The courier was a well-dressed and professional individual, who conducted himself with the utmost discretion.
5. The courier service was a popular and efficient way to send packages and letters across the country.