What does "impale" mean?

Impale: To inclose, as with pales or stakes; to surround. Impale him with your weapons round about. Shak. Impenetrable, impaled with circling fire. Milton.

Additional senses

  1. 2.(Her.) To join, as two coats of arms on one shield, palewise; hence, to join in honorable mention. Ordered the admission of St. Patrick to the same to be matched and impaled with the blessed Virgin in the honor thereof. Fuller.

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