† umˈstride,v.Obs.rare. [f. um- + stride v.] trans. To bestride. a1352Minot in Pol. Poems (Rolls) I. 68 The King of Beme had cares colde, That was ful hardy and bolde A stede to umstride.c1400Ywaine & Gaw. 1302 When he was dight in seker wede, Than he umstrade a nobil stede.