WAG

Ask me anything   wag
"person fond of making jokes," 1553, perhaps a shortening of waghalter "gallows bird," person destined to swing in a noose or halter, applied humorously to mischievous children, from wag (v.) + halter. Or possibly directly from wag (v.).
Online Etymology Dictionary, © 2010 Douglas Harper

twitter.com/dwaghalter:

    If Downton Abbey were real.

    If Downton Abbey were real.

    — 2 years ago