Emily Dickinson Lexicon

JAC'O-BITE, n. [from Jacobus, James.]

1. A partisan or adherent of James II. king of England, after he abdicated the throne, and of his descendants; of course, an opposer of the revolution in 1688, in favor of William and Mary. Bolingbroke.
2. One of a sect of Christians in Syria and Mesopotamia, who hold that Jesus Christ had but one nature. – Encyc. Cyc.