Source: The Great Interpretation of Dreams (Ibn Sirin)
Colocynth in a dream is unlawful money or a man of bad character. Eating it indicates illness or worry.
Source: Perfuming Humanity in the Expression of Dreams (Al-Nabulsi)
Colocynth indicates ugly speech. Seeing it indicates worry and grief.
Source: Signs in the Science of Expressions (Ibn Shaheen)
Colocynth is interpreted as worry. Whoever sees himself eating it will be afflicted with worry.