(law enforcement) An officer of the court responsible for executing court decisions, enforcing warrants and court orders, maintaining courtroom security, and sometimes involved in debt collection.

A public administrator with various historical roles, such as being the chief officer of a hundred in medieval england, the mayor of certain english towns, the castellan of certain royal castles in england, the chief justice and president of the legislature on jersey and guernsey, the high bailiff of the isle of man, an appointee of the french king administering certain districts of northern france in the middle ages, a head of a district of the knights hospitaller, or a landvogt in the medieval german states.

A private administrator who historically served as a steward, overseer, or foreman in various contexts such as managing a medieval manor, supervising tenant farmers or serfs, or overseeing a mine.

(UK, slang) Any debt collector, regardless of his or her official status.