- (n.) A word given to sentinels, and to such as have occasion to visit the guards, used as a signal by which a friend is known from an enemy or a person who has a right to pass the watch from one who has not; a countersign; a password.
- (n.) A sentiment or motto; especially, one used as a rallying cry or a signal for action.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). watchword. Retrieved September 24, 2026, from http://smartdefine.org/watchword/definitions/2080822 |
| Chicago | Webster's. 2011. "watchword" http://smartdefine.org/watchword/definitions/2080822 (accessed September 24, 2026). |
| Harvard | Webster's 2011, watchword, Smart Define, viewed 24 September, 2026, <http://smartdefine.org/watchword/definitions/2080822>. |
| MLA | Webster's. "watchword" 28 May 2011. Web. 24 September 2026. <http://smartdefine.org/watchword/definitions/2080822> |