Definitions of server:

• noun:   utensil used in serving food or drink
• noun:   (computer science) a computer that provides client stations with access to files and printers as shared resources to a computer network
• noun:   (court games) the player who serves to start a point
• noun:   a person whose occupation is to serve at table (as in a restaurant)
• name:  A surname (very rare: popularity rank in the U.S.: #36871)