Adjective. Extremely flat. A witch is traditionally considered not to be the model of fertility and, as such to be less than buxom.
Norfolk is a very windy county but that is not surprising -it is flatter than a witch's tit.
I turned the key but, having left the radio on all night the battery was as flat as a witch's tit.
by McCririck's unlucky Laundress September 17, 2005
Get the Flatter than a witch's tit mug.