crossbencher

n.

1.

a member of the House of Commons of Great Britain who does not vote regularly with either the Government or the Opposition.

Thesaurus

Noun

1.

crossbencher - a member of the House of Commons who does not vote regularly with either the government or the Opposition Britain, Great Britain, U.K., UK, United Kingdom, United Kingdom of Great Britain and Northern Ireland - a monarchy in northwestern Europe occupying most of the British Isles; divided into England and Scotland and Wales and Northern Ireland; `Great Britain' is often used loosely to refer to the United Kingdom legislator - someone who makes or enacts laws