unˈsack,v. [un-2 5.] trans. To take out of a sack. Also fig. 14..Voc. in Wr.-Wülcker 581 Exsacco, to vnsacke.1598Florio, Dissaccare, to vnsacke, to emptie out of a sacke.1846Landor Imag.Conv.Wks. II. 81/2 The state is founded on follies, the Church on sins. Come then, unsack them.