Obs. rare. [UN-2 6 a.] trans. To deprive of acquaintance.
1557. N. T. (Genev.), Epist. *iiii. What thing can ther be then that might vnacquaynte vs and dryue vs backe from this Gospel?
1697. J. Sergeant, Solid. Philos., 360. Nor can the contrary be sustaind any other way, but by unacquainting us with our selves and our own kind.