What is to strike; to beat; to give a heavy or resounding blow to; to thrash; to make with whacks. [Colloq.] Rodsmen were whackingtheir way through willow brakes. G. W. Cable called?

whack — To strike; to beat; to give a heavy or resounding blow to; to thrash; to make with whacks. [Colloq.] Rodsmen were whackingtheir way through willow brakes. G. W. Cable. (Webster's 1913.)

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