Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun wing-nut

2 senses of wing-nut

Sense 1
wing nut, wing-nut -- (any tree of the genus Pterocarya; fruit is a small winged nutlet; Caucasus to southeastern Asia)
       => nut tree -- (tree bearing edible nuts)

Sense 2
wing nut, wing-nut, wing screw, butterfly nut, thumbnut -- (a threaded nut with winglike projections for thumb and forefinger leverage in turning)
       => nut -- (a small (usually square or hexagonal) metal block with internal screw thread to be fitted onto a bolt)