rubstone

noun

Definition of rubstone

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

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

First Known Use of rubstone

1520, in the meaning defined above

History and Etymology for rubstone

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

Keep scrolling for more

Learn More about rubstone

Time Traveler for rubstone

Time Traveler

The first known use of rubstone was in 1520

See more words from the same year

Statistics for rubstone

Cite this Entry

“Rubstone.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/rubstone. Accessed 20 Feb. 2020.

Comments on rubstone

What made you want to look up rubstone? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

See Definitions and Examples »

Get Word of the Day daily email!

Test Your Vocabulary

More Confusing Words—Quiz

  • cats on impossible timber
  • The magician ______ moved the selected card to the top of the deck.
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Bee Cubed

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!