mysqladmin is a command-line tool used to manage a MySQL database server. It allows users to perform administrative tasks such as creating and dropping databases, checking server status, and managing user accounts. This tool is essential for database administrators who need to maintain and monitor their MySQL installations efficiently. With mysqladmin, users can execute various commands to optimize performance and ensure security. It provides options for viewing server variables, shutting down the server, and even executing SQL commands directly. Overall, mysqladmin is a vital utility for anyone working with MySQL databases.