preˈconquer,v.rare. [f. pre- A. 1 + conquer v.] trans. To conquer beforehand. a1661Fuller Worthies, Cornw. (1662) i. 196 He [the Duke of Medina] resolved it [Mount Edgecombe] for his own possession in the partage of this Kingdome..which they had preconquered in their hopes and expectation.