What is a long and stout staff formerly used as a weapon of defense and offense; -- so called because in holding it one hand was placed in the middle, and the other between the middle and the end called?

quarterstaff — A long and stout staff formerly used as a weapon of defense and offense; -- so called because in holding it one hand was placed in the middle, and the other between the middle and the end. (Webster's 1913.)

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