وَالْمَعَانِي الْمُوجِبَةُ لِلْغُسْلِ: إِنْزَالُ الْمَنِيِّ عَلَى وَجْهِ الدَّفْقِ وَالشَّهْوَةِ مِنَ الرَّجُلِ وَالْمَرْأَةِ،
Translation: Causes making ghusl obligatory include the discharge of semen with emission and desire, from a man or a woman.
The terms describe semen, its forceful emission, and sexual desire. Both men and women are included.