Available Definitions:
1) n. - An officer or servant who has charge of a chamber or chambers.
2) n. - An upper servant of an inn.
3) n. - An officer having the direction and management of the private chambers of a nobleman or monarch; hence, in Europe, one of the high officers of a court.
4) n. - A treasurer or receiver of public money; as, the chamberlain of London, of North Wales, etc.