gun tackle

noun

, Nautical.

a tackle composed of a fall rove through two single blocks and secured to one of them so as to secure a mechanical advantage of two or three, neglecting friction, depending on the arrangement.

First recorded in 1785–95

The decks were washed down, the main hatch removed, and a gun-tackle purchase rigged before the boat arrived with breakfast.

The royal clewlines are single, and the topsail and topgallant are a gun-tackle purchase.

A Gun-tackle Purchase is a rope rove through two single blocks and made fast to the strap of the upper block.

There he stood full of life and energy, now hauling on a gun-tackle, now looking along a gun.

Sometimes they are a gun-tackle purchase, with two large single blocks.

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