grindstone: meaning, definition, pronunciation and examples
C1Formal, Idiomatic
Quick answer
What does “grindstone” mean?
A revolving stone disc or cylinder used for sharpening, grinding, or polishing tools.
Audio
Pronunciation
Definition
Meaning and Definition
A revolving stone disc or cylinder used for sharpening, grinding, or polishing tools.
Used figuratively to denote persistent hard work or diligence, especially in the phrase 'keep one's nose to the grindstone'.
Dialectal Variation
British vs American Usage
Differences
No significant differences in meaning or usage. The idiom is equally common in both varieties.
Connotations
Identical connotations of arduous, monotonous work in both varieties.
Frequency
Rarely used outside the idiom 'keep/put one's nose to the grindstone' in modern everyday language. The literal tool is more likely to be referred to as a 'sharpening stone' or 'grinding wheel' in technical contexts.
Grammar
How to Use “grindstone” in a Sentence
[keep/put/have] + [possessive pronoun] + nose + to + the + grindstonebe + back + to + the + grindstoneVocabulary
Collocations
Examples
Examples of “grindstone” in a Sentence
verb
British English
- (Not applicable as a verb)
American English
- (Not applicable as a verb)
adverb
British English
- (Not applicable as an adverb)
American English
- (Not applicable as an adverb)
adjective
British English
- (Not applicable as an adjective)
American English
- (Not applicable as an adjective)
Usage
Meaning in Context
Business
Used metaphorically to describe periods of intense, focused work to meet deadlines or goals, e.g., 'The team kept their noses to the grindstone to finish the Q3 report.'
Academic
Rare. May appear in historical or technical texts describing old tools/methods. Figurative use possible in informal advice to students.
Everyday
Almost exclusively used in the idiom to talk about working hard, especially after a break or when a task is boring but necessary.
Technical
Refers to the literal abrasive tool in machining, metalwork, or historical craftsmanship contexts.
Watch out
Common Mistakes When Using “grindstone”
- Using it as a verb (e.g., 'I need to grindstone this project' – INCORRECT).
- Using it without the idiomatic structure (e.g., 'He is a real grindstone' – INCORRECT).
- Confusing 'grindstone' with 'milestone' (a significant event).
FAQ
Frequently Asked Questions
No, in modern English it is almost exclusively used in the idioms 'keep/put one's nose to the grindstone' or 'back to the grindstone'. The literal meaning is rare outside specific technical or historical contexts.
No, the fixed idiom is 'keep one's NOSE to the grindstone'. Changing 'nose' to 'head' would be understood but marked as a non-standard, perhaps humorous, variation.
A grindstone is typically a larger, powered (or foot-powered) rotating stone for heavy grinding or sharpening. A whetstone is usually a smaller, handheld stationary stone for honing and fine sharpening of blades.
It is neutral-to-slightly-negative, emphasizing diligence and perseverance but often implying the work is monotonous, hard, and potentially draining. It praises effort but doesn't necessarily suggest enjoyment or creativity.
A revolving stone disc or cylinder used for sharpening, grinding, or polishing tools.
Grindstone is usually formal, idiomatic in register.
Grindstone: in British English it is pronounced /ˈɡraɪn(d)stəʊn/, and in American English it is pronounced /ˈɡraɪn(d)stoʊn/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “keep one's nose to the grindstone”
- “put one's nose to the grindstone”
- “back to the grindstone”
Learning
Memory Aids
Mnemonic
Imagine a STONE used to GRIND tools. To sharpen them, you must press your nose close to it, working hard and focused—just like keeping your nose to the grindstone at work.
Conceptual Metaphor
LIFE/WORK IS A GRINDING PROCESS (involving friction, effort, and wearing down material to shape a useful result).
Practice
Quiz
What is the primary modern use of the word 'grindstone'?