The head of a university, sometimes purely ceremonial.
The chief judge of a court of chancery (that is, one exercising equity jurisdiction).
The head of the government in some German-speaking countries.
A senior secretary or official with administrative or legal duties, sometimes in charge of some area of government such as finance or justice.
A senior record keeper of a cathedral; a senior legal officer for a bishop or diocese in charge of hearing cases involving ecclesiastical law.
The foreman of a jury.
The possessor of a master's degree.
Master; sir: a title used in the Middle Ages, given to a person in authority, or to one having a licence from a university to teach philosophy and the liberal arts.