Wagtail
- 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.
The word meanings were obtained from OPTED(The Online Plain Text English Dictionary), which is based on “The Project Gutenberg Etext of Webster’s Unabridged Dictionary” which is in turn based on the 1913 US Webster’s Unabridged Dictionary (See Project Gutenburg), as a text file.