(1):
(n.) A short, upright piece of timber in framing; a short post; an intermediate stud.
(2):
(n.) A cask containing, sometimes 84, sometimes 120, gallons.
(3):
(n.) A figured stamp, die, or punch, used by goldsmiths, cutlers, etc.
(4):
(n.) A split log or heavy slab with the face smoothed; as, a floor made of puncheons.