Wing nut has 3 different meanings across 1 category:
Noun
Noun
1
any tree of the genus Pterocarya; fruit is a small winged nutlet; Caucasus to southeastern Asia
2
a threaded nut with winglike projections for thumb and forefinger leverage in turning
3
A nut with wing-like projections to provide leverage in turning with thumb and forefinger.
Broader Terms (hypernyms)
Narrower Terms (hyponyms)