​WAVRE, a town of Belgium, in the province of Brabant, 14 m. S.E. of Brussels. Pop. (1904) 8517. It was on this place that Grouchy advanced on the day of Waterloo, gaining a useless success here over a Prussian corps while the fate of the campaign was being decided elsewhere. The Prussians erected here a fine monument by Van Oemberg in 1859.