A more thorough explanation:

A MANU SERVUS

A manu servus is a Latin term that refers to a handservant, scribe, or secretary.

Examples of a manu servus include:

• A scribe who writes down important information for their employer.
• A secretary who manages appointments and correspondence for their boss.
• A handservant who performs various tasks for their master, such as cooking, cleaning, and running errands.

These examples illustrate how a manu servus is someone who serves another person in a variety of ways, whether it be through writing, organizing, or performing tasks. They are often employed by someone of higher status and are expected to be loyal and obedient.