·noun A cask containing, sometimes 84, sometimes 120, gallons.
II. Puncheon ·noun A figured stamp, die, or punch, used by goldsmiths, cutlers, ·etc.
III. Puncheon ·noun A short, upright piece of timber in framing; a short post; an intermediate stud.
IV. Puncheon ·noun A split log or heavy slab with the face smoothed; as, a floor made of puncheons.