A more thorough explanation:

Definition: Clerk is a person who keeps records or performs administrative tasks in an office or business. It can also refer to a young lawyer or law student who assists an attorney or judge with research and document drafting.

For example, a store clerk is responsible for keeping track of inventory, assisting customers, and handling transactions. A court clerk helps to manage court documents and schedules, and may assist judges with legal research.

The term "clerk" can also be used as a verb, meaning to work as a clerk. For instance, someone might say "I clerked at a law firm last summer."

Overall, a clerk is someone who plays an important role in keeping an organization running smoothly by managing paperwork, records, and other administrative tasks.