thumbnut

[ thuhm-nuht ]
/ ˈθʌmˌnʌt /

noun

Origin of thumbnut

First recorded in 1785–95; thumb + nut
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for thumbnut

  • 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

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