serjeant-at-arms

English Thesaurus

1. an officer (as of a legislature or court) who maintains order and executes commands (noun.person)

hypernym	:	officeholder, officer,
definition	:	someone who is appointed or elected to an office and who holds a position of trust (noun.person)

domain category	:	general assembly, law-makers, legislative assembly, legislative body, legislature,
definition	:	persons who make or amend or repeal laws (noun.group)