caucus

caucus, i, m., = καῦκα,

a drinkingvessel , Hier. adv. Jov. 2, 14.

Caucus
·vi To hold, or meet in, a caucus or caucuses. II. Caucus ·noun A meeting, especially a preliminary...

Webster's Dictionary of the English Language
caucus
A private meeting of the leading politicians of a party to agree upon the plans to be pursued in an ...

Dictionary of American Words And Phrases by John Russell Bartlett.