A Banshee is a mythical creature from Irish folklore, often depicted as a female spirit. Traditionally, she is believed to foretell the death of a family member by wailing or crying. The sound of her lament is said to be a warning, signaling impending tragedy. Banshees are often described as having long hair and wearing a flowing gown. They are not considered malevolent but rather serve as harbingers of death. The legend of the Banshee has been popularized in various forms of media, contributing to the mystique surrounding this iconic figure in Celtic mythology.