Provides or offers food, drink, or services to people.

• Waits on customers or guests.

Is useful for a purpose; functions as something.

• Acts as a substitute or means to an end.

Works for or is employed by someone.

• Holds office or performs official duties, including military service.

Spends a period in prison as punishment.

• Completes a court-imposed sentence.

Officially delivers legal documents to a person.

• Gives formal notice, such as a summons or subpoena.

Puts the ball or shuttle into play to start a point.

• Delivers the first stroke in tennis, volleyball, and similar games.

Third-person singular simple present of serve.

Plural of serve.

• Instances of a serve in sports.
• Portions of food or drink.
• Impressive presentation, especially of appearance.