v. (UN-2 4 b.)
1611. Cotgr., Desagrafer, to vnclaspe, vngraple, vnhaspe.
a. 1642. Sir W. Monson, Naval Tracts, II. (1704), 246/2. Our Barks were forcd to ungraple and fall off.
1653. Urquhart, Rabelais, I. xlii. 188. The Monk going about to ungrapple his vizor, let go his hold of the bridle.
Hence Ungrappler.
1891. C. E. Norton, trans. Dante, Hell, xxii. 119. The heat was a sudden ungrappler.