(n.) Any one of many species of Old World singing birds belonging to Motacilla and several allied genera of the family Motacillidae. They have the habit of constantly jerking their long tails up and down, whence the name.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). wagtail. Retrieved September 22, 2026, from http://smartdefine.org/wagtail/definitions/2080463 |
| Chicago | Webster's. 2011. "wagtail" http://smartdefine.org/wagtail/definitions/2080463 (accessed September 22, 2026). |
| Harvard | Webster's 2011, wagtail, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/wagtail/definitions/2080463>. |
| MLA | Webster's. "wagtail" 28 May 2011. Web. 22 September 2026. <http://smartdefine.org/wagtail/definitions/2080463> |