1cau·cus 
/ˈkɑ:kəs/ noun
plural cau·cus·es /ˈkɑ:kəs/ noun [count] 1 : a meeting of members of a political party for the purpose of choosing candidates for an election
▪ a presidential caucus [=a meeting to decide who the party's candidate for the presidential election will be] 2 : a group of people (such as members of the U.S. Congress) who meet to discuss a particular issue or to work together for a shared, usually political goal
▪ the Congressional Arts Caucus ▪ the National Women's Political Caucus
▪ a presidential caucus [=a meeting to decide who the party's candidate for the presidential election will be]
▪ the Congressional Arts Caucus ▪ the National Women's Political Caucus
