Party Caucus: A meeting of members of a party in a legislative chamber to select party leaders and develop party policy. Called a conference by the Republicans. Participants set legislative agendas, select committee members and chairs, and hold elections to choose various Floor leaders. This process takes place for both the Senate and the House of Representatives. Here is a list of Democratic Senate Caucus leadership, and Republican Senate Caucus leadership.
Sentence
The Democratic Party Caucus met the other day to strategize about health care policy.