The difference between Client and Server

Client as a noun:

A customer, a buyer or receiver of goods or services.

Client as a noun (computing):

The role of a computer application or system that requests and/or consumes the services provided by another having the role of server.

Client as a noun:

One who receives help or services from a professional such as a lawyer or accountant.

Client as a noun (legal):

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.

Server as a noun (computing):

A program that provides services to other programs or devices, either in the same computer or over a computer network.

Server as a noun (computing):

A computer dedicated to running such programs.

Server as a noun (tennis):

One who serves. A waitress or waiter. The player who serves the ball. A priest's attendant at the celebration of the Eucharist.

Server as a noun:

A tray for dishes; a salver.

Server as a noun:

A spoon for serving food.