Source: The Great Interpretation of Dreams (Ibn Sirin)
(By analogy with drinks and gatherings) Coffee in a dream may indicate evening gatherings and socializing, or an awakening from heedlessness. Drinking it may indicate worries or activity, depending on the dreamer's condition and the context.
Source: Perfuming Humanity in the Expression of Dreams (Al-Nabulsi)
(By analogy) Coffee may indicate striving for a matter or receiving guests. Serving it indicates generosity or seeking a need.
Source: Signs in the Science of Expressions (Ibn Shaheen)
(By analogy) Coffee is interpreted as worry and grief, sometimes because of its color or bitterness.