- Description: A participant being consumed by a vagina. Essentially birth in reverse (and thus does NOT necessitate it or the pregnant tag).
- Notes: Not to be confused with other methods of being consumed such as analphagia, cockphagia, or tailphagia.
- Gender: The gender of the one being unbirthed determines if the tag is placed in the female or male namespace.
- Japanese: あんばーす
- Slave Tags: Female, Male