(sports) An act of putting the ball or shuttlecock in play in various games.

(chiefly Australia) A portion of food or drink, a serving.

(gay slang and African-American Vernacular) An impressive presentation (especially of a person's appearance).

(personal) Provide a service or product, worship a god, work as a servant or employee, wait on someone at table, and bring food or drink to a person.

Be effective, be useful, meet needs, have a purpose, function, and take the place of something else.

(transitive, law) Officially deliver a legal notice or summons, and make legal service upon a person named in a writ or summons.

(transitive, intransitive, sports) To lead off with the first delivery over the net in tennis, volleyball, ping pong, badminton etc.

(transitive) To copulate with (of male animals); to cover.

(intransitive) To be in military service.

(transitive, military) To work, to operate (a weapon).

(transitive) To work through (a given period of time in prison, a sentence).

(nautical) To wind spun yarn etc. tightly around (a rope or cable, etc.) so as to protect it from chafing or from the weather.

(transitive) To perform (a public obligation).

(transitive, intransitive, slang, drugs) To provide crack cocaine (to), usually by selling, dealing, or distributing.

(gay slang and African-American Vernacular) Present an attractive personal appearance, attractively display something (especially a body part), and evoke something (especially a person) with one's personal appearance.