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thumbkin

American  
[thuhm-kin] / ˈθʌm kɪn /
Also thumbikin

noun

  1. thumbscrew.

Etymology

Origin of thumbkin

First recorded in 1675–85; thumb + -kin

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.