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Noun: wing nut  wing nút
  1. Any tree of the genus Pterocarya; fruit is a small winged nutlet; Caucasus to southeastern Asia
    - wing-nut
     
  2. A threaded nut with winglike projections for thumb and forefinger leverage in turning
    - wing-nut, wing screw, butterfly nut, thumbnut

Derived forms: wing nuts, wing-nuts

Type of: nut, nut tree

Part of: genus Pterocarya, Pterocarya

Encyclopedia: Wing nut