what is caucus
A caucus is a meeting of supporters or members of a specific political party or movement.The term originated in the United States, but has spread to Australia, Canada, New Zealand, South Africa, Brazil and Nepal. As the use of the term has been expanded, the exact definition has come to vary among political cultures.he term caucus is frequently used to discuss the procedures used by some states to select presidential nominees such as the Iowa caucuses, the first of the modern presidential election cycle, and the Texas caucuses.