Variant of caucus
- a private meeting of leaders or a committee of a political party or faction to decide on policy, pick candidates, etc., esp. prior to a general, open meeting
- the group attending such a meeting
- a faction or group of politicians: the black Congressional caucus
- a controlling organization within a British political party
Origin: probably after Caucus Club, 18th-c. social and political club; ultimately ; from Medieval Greek kaukos, drinking cup
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