螺帽 luómào nut Origin Definitions Defs Strokes Stroke Words Sentences Sents 六角螺帽 liùjiǎoluómào hexagonal nut a six-sided nut used with a bolt to fasten parts together; hexnut方头螺帽 fāngtóuluómào square-headed nut square-headed nut; a nut with four flat sides designed to be gripped by a wrench