When you see or get the venom in a dream, then such dream represents the poisoned thoughts you have. Maybe you have been surrounded by people with negative views, therefore you feel like now you are one of them. The dream could also denote to the aggression that has been placed in you and you should remove it as soon as it is possible, because the badness that lies in you will not bring any goodness.
Dream dictionary: Venom dream meanings
…the glands of a she-camel instead of milk in a dream, it means deviation from God’s path, or it could represent a tyranny. If a venom flows from one’s glands instead of milk in the dream, it means earning unlawful money. If a merchant, or a business man milks any milk producing animal in a dream, it means profits. Sucking the gland of a pregnant she-camel, one, two, or three times in a dream means steadfastness in one’s religion, performing one’s obligatory prayers, distributing charity, acquiring knowledge and wisdom. Milking a camel and drinking its milk in a dream also means marriage to a pious and a chaste woman. If one is already married, then it means that his wife will beget a blessed son. If a poor person sees himself milking a cow and drinking its milk in a dream, it means that he will earn enough money to…