(v) to pierce with a pale; to put to demise by correcting on a sharp stake.
(v) more usually, to pierce (anything) with any long, pointed object.
(v) kill by piercing with a spear or sharp pole
to repair upon a stake; drive or push a sharpened risk through: an ancient and Oriental mode of capital punishment.
thus Figuratively, to make helpless just as if pierced through or impaled: because, to impale someone upon his or her own debate or upon the horns of a dilemma.
To surround or inclose with or much like stakes, posts, or palisades.
impale in Community Dictionary
to push a long, sharp object, like a harpoon or a spear, through a person's body in order that they tend to be mounted on it. Usually fatal. Connect the tool to a wall for additional enjoyment. by Harvey MaudlinReport definition