serve
//sɜːrv//
Verb
to work for someone or an organization, especially by doing a particular job or duty
He served in the army for ten years.
to give food or drinks to someone, especially at a meal or in a restaurant
The waiter served us dinner at 7 o'clock.
to provide a service, help, or be useful to someone or something
This program serves the needs of local communities.
to spend a period of time in a particular place or doing a particular activity, especially in the military or in prison
He served two years in prison for theft.
to hit a ball to an opponent to start play in sports such as tennis, volleyball, or badminton
She served the ball to start the tennis match.
to be suitable or adequate for a particular purpose
This old table will serve our purpose for now.
Noun
the act of hitting a ball to an opponent to start play in sports such as tennis, volleyball, or badminton
Her serve was so powerful that her opponent couldn't return it.