lobby fodder
From Wiktionary, the free dictionary
English
[edit ]Etymology
[edit ]Alluding to the division of the assembly, in which MPs walk through one of the two division lobbies on either side of the House in order to vote for or against.
Noun
[edit ]- (UK , politics , colloquial , derogatory ) Members of Parliament who vote according to the party line but otherwise contribute little or nothing.