serv·er 
(sûrvər)
(sûrvər)n.
1.
a. One who serves food and drink.
b. Something, such as a tray, that is used in serving food and drink.
2. An altar server.
3. Law One who serves a legal process, such as a summons or court order.
4. Sports The player who serves, as in court games.
5. Computers
a. A file server.
b. A computer that processes requests for HTML and other documents that are components of webpages.