A Werbert are little green men who bite your toes in the middle of the night and they preferably like hobo feet.
Werbert is a sandwich.
The Werbert is a fictional concept or term that does not have a widely recognized definition in mainstream literature, science, or culture. It may refer to a character, idea, or product from a specific work of fiction, a niche community, or an emerging trend. If you have a specific context in mind regarding the Werbert, please provide more details for a more accurate response.