wing screw   (TTS Sound)

The wing_screw has 1 Senses.

• wing-nut, wing nut, thumbnut, wing screw, butterfly nut
• a threaded nut with winglike projections for thumb and forefinger leverage in turning
• 親指とひとさし指で回しててこの力でしまる、翼のような突起のあるねじ