bailiff n[Anglo-French, steward, king's official, from bail stewardship, custody, handing over see bail ]
: an officer of some courts in the U.S. whose duties usually include keeping order in the courtroom and guarding prisoners or jurors in deliberation
Source: Merriam-Webster's Dictionary of Law ©1996. Merriam-Webster, Incorporated. Published under license with Merriam-Webster, Incorporated.