Obs. A corruption of Ger. kurfürst, formerly chörförste, electoral prince.
1552. Huloet, Coruesters
whyche be noble men, beynge officers or electours of the Emperoure.
1606. Earl Northamiton, in True & Perf. Relation, Pp j b. The choise of Emperours by the Coruesters of Germany.