1. n.1 a short post, esp. one supporting a roof in a coal-mine.
2 PUNCH(2).
Etymology: ME f. OF poinson, po(i)nchon, ult. f. L pungere punct- prick 2. n. hist. a large cask for liquids etc. holding from 72 to 120 gallons.
Etymology: ME f. OF poinson, po(i)nchon, of unkn. orig. (prob. not the same as in PUNCHEON(1))