Wagtails are a group of passerine birds that form the genus Motacilla in the family Motacillidae. The forest wagtail belongs to the monotypic genus Dendronanthus which is closely related to Motacilla [..]

Wagtails are a group of passerine birds that form the genus Motacilla in the family Motacillidae. The forest wagtail belongs to the monotypic genus Dendronanthus which is closely related to Motacilla [..]

The Wagtail missile, also known as "Wag Tail", was a short-range nuclear missile developed in the late 1950s by Minneapolis-Honeywell under a contract awarded by the United States Air Force. Intended [..]

Wagtail is a free and open source content management system (CMS) written in Python. It is popular amongst websites using the Django framework. The project is maintained by a team of open-source contr [..]

a small wild bird with a long tail that wags up and down

(n) A dog whom is very happy, and playful. A dog is called a wagtail when they wag their tail back and forth, repeatedly.

  an obsequious person.

To see a wagtail in a dream, foretells that you will be the victim of unpleasant gossip, and your affairs will develop unmistakable loss.   

(n) Old World bird having a very long tail that jerks up and down as it walks

c. 1500, kind of small bird that has its tail in continuous motion (late 12c. as a surname), earlier wagstart (mid-15c.), from wag (v.) + tail (n.). From 18c. as "a harlot," but this sense s [..]