By God's leave, a bat was one of the many signs of God's prophet Jesus son of Marry, upon both of them be peace.In a dream, a bat may represent a monk.It also means glad tidings for a pregnant woman.Seeing a bat in a dream is not considered as a good omen for a traveller.If a bat flies into a house in a dream, it means the demolition of that house or the separation of that family.
A bat in one's dream also represents a witch, or an unjust person who may have suffered from deprivation in his childhood. A bat in a dream also signifies blindness, heedlessness, a child of adultery, or a bastard son.In a dream, a bat also means hiding from people because of one's evildoing, such as theft or eavesdropping.
Seeing a bat in a dream also means the end of enjoying blessings and not acknowledging their true provider. A bat in one's dream also means having to change one's living standards.
Source: İbn Sîrîn geleneği (Al-Akili / tahavi derlemesi) · archive.org (Al-Akili)
Modern compilations attributed to the Ibn Sirin tradition. Not treated as a directly authenticated authored primary text.