Source: The Great Interpretation of Dreams (Ibn Sirin)
(By analogy with pepper and the color white) White pepper may indicate money with doubt but less harmful than black, or indicate hidden dispute.
Source: Perfuming Humanity in the Expression of Dreams (Al-Nabulsi)
(By analogy) It may indicate speech with some badness but not obscene.
Source: Signs in the Science of Expressions (Ibn Shaheen)
(By analogy) It is interpreted as light worry.