Simple Definition of wing nut
: a piece of metal that has a hole in the center and two projecting parts and that you can screw onto a bolt by using your fingers
Full Definition of wing nut
1 : a nut with wings that provide a grip for the thumb and finger
2 slang : a mentally deranged person
3 slang : one who advocates extreme measures or changes : radical
First Known Use of wing nut
Rhymes with wing nut
abut, all but, beechnut, blind gut, brush cut, buzz cut, catgut, chestnut, clean-cut, clear-cut, cobnut, cockshut, crew cut, crosscut, doughnut, foregut, groundnut, haircut, jump cut, kick butt, locknut, Meerut, midgut, offcut, peanut, pignut, pine nut, putt-putt, rebut, recut, rotgut, rough cut, sackbut, shortcut, somewhat, tut-tut, uncut, walnut, woodcut
Learn More about wing nut
Britannica.com: Encyclopedia article about "wing nut"
Seen and Heard
What made you want to look up wing nut? Please tell us where you read or heard it (including the quote, if possible).