Synonyms

thumbnut

American

[thuhm-nuht] / ˈθʌmˌnʌt /

noun

wing nut.

thumbnut British

/ 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

Etymology

Origin of thumbnut

First recorded in 1785–95; thumb + nut

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