A minor officer of some U.S. courts usually serving as a messenger or usher.

【美】法警。

A sheriff's officer or constable.

执行官员(指郡治安官的僚属)。

In England, an overseer or under steward on an estate.

【英】地产管理员。

Chief magistrate in certain towns.

【英】区镇的地方首长；市长。