Adullamite

Adullamite

(əˈdʌləˌmaɪt) n (Government, Politics & Diplomacy) a person who has withdrawn from a political group and joined with a few others to form a dissident group[C19: originally applied to members of the British House of Commons who withdrew from the Liberal party (1866); alluding to the cave of Adullam in the Bible, to which David and others fled (1 Samuel 22: 1–2)]