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thumbnut

[thuhm-nuht] /ˈθʌmˌnʌt/
noun
1.
Origin of thumbnut
1785-1795
1785-95; thumb + nut
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for thumbnut
Historical Examples
  • Tighten the thumbnut on the bolt K, and this will draw all four corners together with the same pressure.

British Dictionary definitions for thumbnut

thumbnut

/ˈθʌmˌnʌt/
noun
1.
a nut with projections enabling it to be turned by the thumb and forefinger; wing nut
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Value for thumbnut

15
19
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