Source: The Great Interpretation of Dreams (Ibn Sirin)
A dung beetle in a dream is a magician man or a filthy enemy. It indicates unlawful money.
Source: Perfuming Humanity in the Expression of Dreams (Al-Nabulsi)
A dung beetle indicates a bad servant. Killing it indicates firing a servant.
Source: Signs in the Science of Expressions (Ibn Shaheen)
A dung beetle is interpreted as worry. Whoever sees himself killing it, his worry will vanish.