(1):

(v.) An officer in a university, who precedes public processions of officers and students.

(2):

(v.) An inferior parish officer in England having a variety of duties, as the preservation of order in church service, the chastisement of petty offenders, etc.

(3):

(v.) A messenger or crier of a court; a servitor; one who cites or bids persons to appear and answer; - called also an apparitor or summoner.