(n.) A person who presides at a public dinner or banquet, and announces the toasts.

AFTRA Abbot of Unreason DJ Lord of Misrule MC anchor man announcer attorney auteur bailiff ballyhoo man barker broadcaster butler callboy commentator costume designer costumer costumier croupier curator custodian director disk jockey equestrian director exhibitor factor guardian housekeeper impresario landreeve librarian majordomo makeup man marshal master of ceremonies news commentator newscaster playreader proctor procurator producer program director programmer prompter radiobroadcaster ringmaster scenewright seneschal set designer showman social director sound-effects man spieler sportscaster stage director stage manager steward theater man theatrician ticket collector toastmaster usher usherer usherette