rubstone

noun

: a sandstone or grit for scouring, polishing, or sharpening
especially : whetstone

Word History

Etymology

Middle English rubston, from rubben to rub + ston, stoon stone

First Known Use

1520, in the meaning defined above

Time Traveler
The first known use of rubstone was in 1520

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Dictionary Entries Near rubstone

Cite this Entry

“Rubstone.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/rubstone. Accessed 31 Oct. 2024.

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