(sports) a stroke that puts the ball in play

serve a purpose, role, or function

do duty or hold offices; serve in a specific function

contribute or conduce to

be used by; as of a utility

help to some food; help with food or drink

provide (usually but not necessarily food)

devote (part of) one's life or efforts to, as of countries, institutions, or ideas

promote, benefit, or be useful or beneficial to

spend time in prison or in a labor camp

work for or be a servant to

deliver a warrant or summons to someone

be sufficient; be adequate, either in quality or quantity

do military service

mate with

put the ball into play

provide (usually but not necessarily food)

promote, benefit, or be useful or beneficial to

a person whose occupation is to serve at table (as in a restaurant)

(court games) the player who serves to start a point

(computer science) a computer that provides client stations with access to files and printers as shared resources to a computer network

utensil used in serving food or drink