The Collaborative International Dictionary
Unreeve
Unreeve \Un*reeve"\, v. t. [1st pref. un- + reeve, v. t.] (Naut.) To withdraw, or take out, as a rope from a block, thimble, or the like.
Wiktionary
unreeve
vb. (context transitive nautical English) To withdraw or take out, as for example a rope from a block.
Usage examples of "unreeve".
Cashel said as he unreeved the strap that bound his water bottle to his belt.
I cut no more than was necessary, and what with passing the long ropes under and around the booms and masts, of unreeving the halyards and sheets, of coiling down in the boat and uncoiling in order to pass through another knot in the bight, I was soon wet to the skin.