client

Etymology

From Middle English client, from Anglo-Norman clyent, Old French client, from Latin cliēns, akin to clinare (“to lean”).

noun

1. A customer, a buyer or receiver of goods or services.
2. (computing) The role of a computer application or system that requests and/or consumes the services provided by another having the role of server.
3. A person who receives help or services from a professional such as a lawyer or accountant.
4. (law) A person who employs or retains an attorney to represent him or her in any legal matter, or one who merely divulges confidential matters to an attorney while pursuing professional assistance without subsequently retaining the attorney.
5. Short for client state.
   A third preliminary comment deals explicitly with the relations between clients and superpowers. 1989, Edward A. Kolodziej, Roger E. Kanet, Limits of Soviet Power, page 95