The word means "a churning-stick," and it appears also, with a prefixed preposition, in the name of the fire-drill, pramantha.
"Myths and Myth-Makers" by John Fiske
Practically the only method of supplementing such information is by the use of churn- and diamond-drills.
"Principles of Mining" by Herbert C. Hoover
In some soils, not rock, it is necessary to keep the drill going in order to churn up or soften the earth so that the pipe may be lowered.
"Rural Hygiene" by Henry N. Ogden
Fortunately, the compressed air drills knew neither weariness nor pain, and churned their way to the mines without ceasing.
"The Boy With the U.S. Miners" by Francis Rolt-Wheeler