originally, an officer who had the care of horses; a groom.-an officer of high rank, charged with the arrangement of ceremonies, the conduct of operations, or the like-one who goes before a prince to declare his coming and provide entertainment; a harbinger; a pursuivant.-one who regulates rank and order at a feast or any other assembly, directs the order of procession, and the like.-the chief officer of arms, whose duty it was, in ancient times, to regulate combats in the lists.-the highest military officer.-a ministerial officer, appointed for each judicial district of the united states, to execute the process of the courts of the united states, and perform various duties, similar to those of a sheriff. the name is also sometimes applied to certain police officers of a city.-to dispose in order; to arrange in a suitable manner; as, to marshal troops or an army.-to direct, guide, or lead.-to dispose in due order, as the different quarterings on an escutcheon, or the different crests when several belong to an achievement.