(chiefly US, politics) An organized group which attempts to influence public policy and law with respect to firearms, especially as an advocate of ownership of and access to firearms by individual citizens.

plural of gun lobby

A small poster (often one of a small set) for a film or play, displayed in the front of house of a cinema or theatre.

An advocacy group.

plural of lobby group

plural of lobby card

(UK, politics, colloquial, derogatory) Members of Parliament who vote according to the party line but otherwise contribute little or nothing.

(UK, politics) Communicated by a political source to the press on the understanding that the source will not be named.