1. Hist. An armed officer attending a sovereign.
2. An officer the Crown assigns to attend a session of Parliament.
3. A legislative officer charged with maintaining order and serving notices and process on behalf of the legislative body and its committees. [Cases: States 32. C.J.S. States §§ 48–50.]
4. Parliamentary law. An officer charged with helping keep order in a meeting under the chair’s direction. — Also spelled (in senses 1, 2 & 4) serjeant-at-arms. — Also termed (in sense 4) warden; warrant officer.