n. One who works in a pit, as in coal-mining, in sawing timber, etc. Specificallyn. The man who looks after the pumping machinery within the shaft of a mine.n. In machinery, the rod which connects a rotary with a reciprocating part, either for imparting motion to the latter or taking motion from it, as that which couples a crank with a saw-gate, or a steam-piston with its crank-shaft, etc. Also called connectingrod. See also cut under stone-breaker.n. See the extract.