SERGEANT

noun Etymology: Middle English, servant, attendant, ~, from Anglo-French sergant, serjant, from Latin servient-, serviens, present participle of servire to serve Date: 13th century ~ at arms , an officer who enforces the judgments of a court or the commands of one in authority, a noncommissioned officer ranking in the army and marine corps above a corporal and below a staff ~, an officer in a police force ranking in the United States just below captain or sometimes lieutenant and in England just below inspector