lewis
noun
a device for lifting a dressed stone, consisting of a number of pieces fitting together to fill a dovetailed recess cut into the stone.
The grammatical form denoting more than one person, place, thing, or idea.
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
When it is not practicable to use dogs, two-pin lewises can be used.
From Concrete Construction Methods and Costs by Halbert Powers Gillette