noun
- A stupid person; these words are used to express a low opinion of someone's intelligence.
- synonyms: dunce, dunderhead, numskull, blockhead, bonehead, lunkhead, hammerhead, loggerhead, muttonhead, shithead, dumbass, fuckhead
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). knucklehead. Retrieved September 21, 2026, from http://smartdefine.org/knucklehead/definitions/1289866 |
| Chicago | WordNet. 2010. "knucklehead" http://smartdefine.org/knucklehead/definitions/1289866 (accessed September 21, 2026). |
| Harvard | WordNet 2010, knucklehead, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/knucklehead/definitions/1289866>. |
| MLA | WordNet. "knucklehead" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/knucklehead/definitions/1289866> |