<p><strong>Noun</strong></p><ul><li>A person or group that uses the professional advice or services of a lawyer, accountant, advertising agency, architect, etc.</li><li>A person who is receiving the benefits, services, etc., of a social welfare agency, a government bureau, etc.</li><li>A customer.</li><li>Anyone under the patronage of another; a dependent.</li><li>Computers: a computer or an application on a computer that communicates with a remote server: Exit the program before installing the patch to update the client.</li><li>Client state.</li><li>(In ancient Rome) a plebeian who lived under the patronage of a patrician.</li></ul><p><strong>Adjective</strong></p><ul><li>Being a regular customer: a client company.</li><li>Economically, and often militarily, dependent upon a more prosperous, more powerful nation.</li></ul>