puncheon

noun7

1. •
   A cask of a certain size; its volume used as a measure of capacity varying from 72 to 120 gallons.

   • Then he went to the scullery, wetted his hands, scooped the last white dough out of the punchion, and dropped it in a baking-tin. — 1913
2. •
   A piece of roughly dressed timber with one face finished flat (by either hewing or sawing).
3. •
   A split log or heavy slab of timber with the face smoothed, used especially for flooring but also for log cabin walls, piers, or plank roads.
4. •
   A walkway or short, low footbridge over wet ground constructed with such timbers, made by laying one or more planks or dressed timbers over sills set directly on the ground.
5. •
   A short low bridge of similar construction.
6. •
   A short, upright piece of timber in framing; a short post; an intermediate stud.
7. •
   A figured stamp, die, or punch, used by goldsmiths, cutlers, etc.