verb
- Get foggy.
- usage: "The windshield fogged up"
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). fog up. Retrieved September 20, 2026, from http://smartdefine.org/fog_up/definitions/1276768 |
| Chicago | WordNet. 2010. "fog up" http://smartdefine.org/fog_up/definitions/1276768 (accessed September 20, 2026). |
| Harvard | WordNet 2010, fog up, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/fog_up/definitions/1276768>. |
| MLA | WordNet. "fog up" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/fog_up/definitions/1276768> |