A wiow's peak (widow's brow) is a descending V-shaped point in the middle of the hairline (above the forehead). The trait is inherited genetically and is dominant. A dominant trait is the observed trait. The term comes from English folklore, where it was believed that this hair formation was a sign of a woman who would outlive her husband. Widow's peak is a trait that is associated with baldness. Persons who possess the trait develop baldness before others without the trait.