thumbscrew: meaning, definition, pronunciation and examples
C1Formal / Technical / Historical
Quick answer
What does “thumbscrew” mean?
A type of torture device consisting of a metal band with a screw mechanism, designed to crush a victim's thumb.
Audio
Pronunciation
Definition
Meaning and Definition
A type of torture device consisting of a metal band with a screw mechanism, designed to crush a victim's thumb.
Any device or situation that applies extreme pressure or coercion; also refers to a small screw with a wide, flat head that can be turned by the pressure of a thumb.
Dialectal Variation
British vs American Usage
Differences
No significant difference in core meaning. The technical fastener meaning might be more commonly used in US engineering contexts.
Connotations
Identically strong connotations of torture and coercion in both dialects.
Frequency
Low-frequency word in both dialects, primarily encountered in historical, technical, or metaphorical contexts.
Grammar
How to Use “thumbscrew” in a Sentence
subject + apply + the thumbscrew + to + object (person)subject + tighten + the thumbscrew + on + object (person/situation)the thumbscrew + of + abstract noun (e.g., pressure, poverty)Vocabulary
Collocations
Examples
Examples of “thumbscrew” in a Sentence
verb
British English
- The interrogator threatened to thumbscrew the prisoner.
- He felt thumbscrewed by the relentless deadlines.
American English
- The prosecutor was accused of thumbscrewing the witness into a confession.
- The new regulations effectively thumbscrew small businesses.
adjective
British English
- The thumbscrew torture was a barbaric practice.
- He faced a thumbscrew dilemma with no good options.
American English
- They used thumbscrew tactics to extract the information.
- The contract had a thumbscrew clause that forced compliance.
Usage
Meaning in Context
Business
Metaphor for applying extreme pressure, e.g., 'The creditors began to apply the thumbscrews to the struggling company.'
Academic
Used in historical texts discussing medieval torture or in engineering for the fastener.
Everyday
Rare; used metaphorically to describe intense pressure.
Technical
A type of captive screw or fastener designed for hand-tightening.
Watch out
Common Mistakes When Using “thumbscrew”
- Confusing 'thumbscrew' (device) with 'thumbtack' (drawing pin).
- Using it in a positive or trivial context, unaware of its dark historical connotations.
FAQ
Frequently Asked Questions
Almost never. Its primary association with torture overshadows the neutral technical meaning of the fastener.
Yes, but it is rare and figurative (e.g., 'to thumbscrew someone into agreeing'). It is not a standard verb.
A thumbscrew typically has a knurled or textured head for grip with a thumb and finger. A wingnut has two 'wings' for hand-tightening. Both are hand-operated fasteners.
It is a powerful metaphor for coercion and pressure, common in political, historical, and business discourse, and demonstrates how historical terms can acquire figurative meanings.
A type of torture device consisting of a metal band with a screw mechanism, designed to crush a victim's thumb.
Thumbscrew is usually formal / technical / historical in register.
Thumbscrew: in British English it is pronounced /ˈθʌmskruː/, and in American English it is pronounced /ˈθʌmskruː/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “to apply the thumbscrews (to someone)”
- “to turn the thumbscrew (on a situation)”
Learning
Memory Aids
Mnemonic
Think of a SCREW for your THUMB – a painful idea that helps recall the torture device.
Conceptual Metaphor
PRESSURE IS PHYSICAL TORTURE (e.g., 'the thumbscrew of inflation').
Practice
Quiz
In a modern metaphorical sense, 'to apply the thumbscrews' means to: