SkyfireDict

wing nut   (TTS Sound)

The noun wing nut has 2 senses

• wing nut, wing-nut -- (any tree of the genus Pterocarya; fruit is a small winged nutlet; Caucasus to southeastern Asia)


• wing nut, wing-nut, wing screw, butterfly nut, thumbnut -- (a threaded nut with winglike projections for thumb and forefinger leverage in turning)