All students live in dormitories and are supervised by house masters.

Most daily activities are run by students under the supervision of house master or supervisors.

Billy had spoken of his house master several times over dinner.

Each house master is selected on the basis of his ability in sports, studies, and extracurricular activities.

"The will of the Emperor shall be done," said the house master, bowing his head.

The house master would not be budged from his decision.

They were to meet the headmaster first, followed by a chat with the house master.

Specific teachers are appointed as house masters to govern the respective houses.

Carter reminded Marcus a little of his old house master.

At age 29, he was the youngest house master in Harvard's history.