11. (Law) (a) To bring to notice, deliver, or execute, either actually
or constructively, in such manner as the law requires; as, to serve a
summons. (b) To make legal service opon (a person named in a writ,
summons, etc.); as, to serve a witness with a subpœna.
12. To pass or spend, as time, esp. time of punishment; as, to serve a
term in prison.
13. To copulate with; to cover; as, a horse serves a mare; -- said of
the male.