wing nut
noun[C]
uk/ˈwɪŋ ˌnʌt/us/ˈwɪŋ ˌnʌt/asmall,metalfasteningdevicethat has twoflatpieceson it that you canholdwithyourfingerswhiletighteningit
蝶形螺母Jill Ferry Photography/Moment/GettyImages
Nuts, bolts & screws
- bolt
- nail
- nut
- rivet
- screw
- thread
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