What is a pointed or wedge-shaped instrument of metal, as a steel wedge used in mining, etc. I will go get a leaf of brass, And with a gad of steel will write these words. Shak called?

gad — A pointed or wedge-shaped instrument of metal, as a steel wedge used in mining, etc. I will go get a leaf of brass, And with a gad of steel will write these words. Shak. (Webster's 1913.)

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