Question 118: What is the ruling on the yellow discharge flowing from a virgin or a married woman’s vagina without having a sexual dream? Does she have to perform Ghusl (ritual bath following major ritual impurity)?
Answer: All praise be to Allaah Alone, and peace and blessings be upon His Messenger, and his family and Companions. If this discharge is Madhy (thin white viscid fluid secreted when having sexual thoughts or desire), she does not have to perform Ghusl. If it is Maniy (vaginal secretion), and it is discharged out of desire or after a sexual dream, she should perform Ghusl… read more here.