0 a device for raising objects off the ground, consisting of one or more small wheels with a rope or chain going around them, connected to a high part of a building
A combination of pulleys called block and tackle is used where very heavy loads are to be moved.
The larger projectiles had to be whipped up to the muzzle with block and tackle.
The schooner got well to windward of the place where the set was to be made, and the first dory was lowered by a block and tackle.
Garston employers now removed the mine by removing it with block and tackle.
All that pain would have been eased possibly by providing a block and tackle to get away the calf.
In the meantime, the only way of closing the bow doors was to use block and tackle.
