/ Dictionary / Index W whetstone: Meaning and Definition of Find definitions for: whet•stone Pronunciation: (hwet'stōn", wet'-), [key] — n. a stone for sharpening cutlery or tools by friction. anything that sharpens: a whetstone for dull wits. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: whetstone (Thesaurus) whether whew Related Content Daily Word Quiz: entomology Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language