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Webster 1828 Edition

ppr.

Turning up with a plow; furrowing.

Noun.

The operation of turning up ground with a plow; as the first and second plowing; three plowings.

plowing

(snowboarding): riding with neither foot leading, with the stick perpendicular to the fall line; not goofy nor regular.
ploughing

plowing ‎(plural plowings)