Source: The Great Interpretation of Dreams (Ibn Sirin)
Breaking a cup in a dream indicates the death of a woman or separation from her.
Source: Perfuming Humanity in the Expression of Dreams (Al-Nabulsi)
Breaking a cup indicates the death of the head of the household or loss of money.
Source: Signs in the Science of Expressions (Ibn Shaheen)
Breaking a cup is interpreted as worry and calamity concerning a woman.