Long hair tends to be among the Tertiary Sexual Characteristics used to establish a character as female. Long, luscious hair is almost universally regarded as an archetypal feminine trait and commonly accompanies other such traits. The only exception seems to be the Badass Long Hair, which has been a masculine trait at least since the Bible Times. Nowadays, the two tropes are commonly merged to produce a Lady of War. Or a Badass Bishonen. This is a universal Super-Trope that factors into many, many others. Following list is far from complete: Compare Hair Decorations, Pink Means Feminine.