wing nut
or wingnut
noun
a nut having two flat, widely projecting pieces such that it can be readily tightened with the thumb and forefinger.
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Also called butterfly nut, thumbnut.
Origin of wing nut
First recorded in 1895–1900
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
Example sentences from the Web for wing nut
British Dictionary definitions for wing nut
wing nut
noun
a threaded nut tightened by hand by means of two flat lugs or wings projecting from the central bodyAlso called: butterfly nut
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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