(1) A software program or a computer that provides services to other software programs or other computers. See also host, client.
(2) In WebSphere MQ, a queue manager that provides queue services to client applications running on a remote workstation.
(3) A definition that identifies where an application will be tested or published. See also host.
(4) The target of a request from a remote requester. In a DB2 database system, the server function is provided by the distributed data facility, which is used to access a DB2 database from remote applications.