[pun.cheon] n [ME ponson, fr. MF poincon pointed tool, king post, fr. (assumed) VL punction-, punctio pointed tool, fr. L, action of pricking, fr. pungere to prick--more at pungent] (14c) 1: a pointed tool for piercing or for working on stone
2. a: a short upright framing timber b: a split log or heavy slab with the face smoothed
[2]puncheon n [ME poncion, fr. MF ponchon, poincon, of unknown origin] (15c): a large cask of varying capacity