noun
- A signal (usually a siren) that danger is over.
- Permission to proceed because obstacles have been removed. .
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). all clear. Retrieved September 21, 2026, from http://smartdefine.org/all_clear/definitions/1217267 |
| Chicago | WordNet. 2010. "all clear" http://smartdefine.org/all_clear/definitions/1217267 (accessed September 21, 2026). |
| Harvard | WordNet 2010, all clear, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/all_clear/definitions/1217267>. |
| MLA | WordNet. "all clear" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/all_clear/definitions/1217267> |