English

Definition of thumbscrew noun from the Oxford Advanced Learner's Dictionary

 

thumbscrew

 noun
noun
BrE BrE//ˈθʌmskruː//
 
; NAmE NAmE//ˈθʌmskruː//
 
 
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an instrument that was used in the past for torturing people by crushing their thumbs
See the Oxford Advanced American Dictionary entry: thumbscrew