from The Century Dictionary and Cyclopedia
- n. A drill which is worked by hand, and not struck with a hammer; a “jumper”: so called from the similarity of the motion made in using it to that made in using the old-fashioned upright churn.
Sorry, no etymologies found.
So he thought, at all events; but if he had not been musing abstractedly upon things widely separated from his present surroundings, he might have remarked two tiny stars of lantern-light high on the placer ground above the embankment; or, failing the sight, he might have heard the dull, measured _slumph_ of a churn-drill burrowing deep in the frozen earth of the slope.
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