a particular course of action intended to achieve a result
(psychology) the performance of some composite cognitive activity; an operation that affects mental contents
subject to a process or treatment, with the aim of readying for some purpose, improving, or remedying a condition
(computer science) a computer that provides client stations with access to files and printers as shared resources to a computer network
(court games) the player who serves to start a point
a person whose occupation is to serve at table (as in a restaurant)