block and tackle

American  

noun

1. the ropes or chains and blocks used in a hoisting tackle.

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block and tackle British  

noun

1. a hoisting device in which a rope or chain is passed around a pair of blocks containing one or more pulleys. The upper block is secured overhead and the lower block supports the load, the effort being applied to the free end of the rope or chain

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block and tackle Scientific  

/ blŏk /

1. An arrangement of pulleys and ropes used to reduce the amount of force needed to move heavy loads. One pulley is attached to the load, and rope or chains connect this pulley to a fixed pulley. Each pulley may have multiple grooves or wheels for the rope to pass over numerous times. Pulling the rope or chain slowly draws the load-bearing pulley toward the fixed one with high mechanical advantage.

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Etymology

Origin of block and tackle

First recorded in 1830–40

Example Sentences

These days he must teach from scratch, showing kids how to put on shoulder pads, block and tackle.

From Los Angeles Times

That can keep a person from fainting, and apparently can also help a person block and tackle.

From Los Angeles Times

It’s been wearisome hearing Riley constantly refer to USC’s past as if he adopted a Pop Warner team and now wants credit for teaching the kids to block and tackle.

From Los Angeles Times

An American rite of passage since shortly after World War II — donning a helmet and shoulder pads and learning how to block and tackle — would be forbidden until adolescence begins.

From Los Angeles Times

At one end of the cove, an enormous pileup of wreckage from years of storms provided a steady supply of firewood: block and tackle, hatch gratings, spars, masts, lockers.

From Literature