The second chamber is one of the two groups that a parliament is divided into. In Britain, the second chamber is the House of Lords. In the United States, the second chamber can be either the Senate or the House of Representatives.
second chamber in British English
noun
the upper house of a bicameral legislative assembly
Examples of 'second chamber' in a sentence
second chamber
) In a second chamber he found a still more disturbing sight.
Clive Barker SACRAMENT (2001)
Cautiously she ventured past the wall of lost faces and through a lintel-less door into a second chamber.