Nounnoun: caucus; plural noun: caucuses<span>1. (in some US states) a meeting at which local members of a political party register their preference among candidates running for office or select delegates to attend a convention."Hawaii holds its nominating caucuses next Tuesday"<span>synonyms:<span>meeting, assembly, gathering, congress, conference, convention, rally, conclave, congregation, convocation, synod, council, session, parley; informalget-together"caucuses will be held in eleven states"</span></span>2. a conference of members of a legislative body who belong to a particular party or faction."Mr Kerry attended the morning caucus in the Old Senate Chamber where his fellow Democrats selected the new minority leadership"<span>synonyms:<span>parliamentary party"the Democratic caucus in the House"</span></span><span>the members of a legislative body who belong to a particular party or faction, considered as a group."she is renowned for her ability to unite her caucus"an informal group composed of legislators who have shared concerns or interests."a member of the Congressional Black Caucus"</span>3. a group within an organization or political party which meets independently to discuss strategy or tactics."up to fifty caucuses met daily on conference grounds to discuss lobbying strategies"<span>synonyms:<span>faction, camp, bloc, group, gang, set, band, ring, party, league, cabal, camarilla, clique, coterie, junta, pressure group; <span>More</span></span></span></span>