Definitions for wait on
serve, attend to, wait on, attend, assist(verb)
work for or be a servant to
"May I serve you?"; "She attends the old lady in the wheelchair"; "Can you wait on our table, please?"; "Is a salesperson assisting you?"; "The minister served the King for many years"
To wait for an event.
To wait for a person to do something.
To serve someone.