noun
- A threaded nut with winglike projections for thumb and forefinger leverage in turning.
- synonyms: wing nut, wing-nut, wing screw, thumbnut
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). butterfly nut. Retrieved September 20, 2026, from http://smartdefine.org/butterfly_nut/definitions/1262394 |
| Chicago | WordNet. 2010. "butterfly nut" http://smartdefine.org/butterfly_nut/definitions/1262394 (accessed September 20, 2026). |
| Harvard | WordNet 2010, butterfly nut, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/butterfly_nut/definitions/1262394>. |
| MLA | WordNet. "butterfly nut" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/butterfly_nut/definitions/1262394> |