In a dream, a truffle represents an honest and a likeable man whose company is sought by noble people. A truffle in a dream also represents money earned through a woman. Eating truffle in a dream means earning money from a relative through legitimate means.

…To dream about truffle is always a good omen and it will bring us nice surprises. It is very likely to have an unexpected luck. It will be a good moment for gambling, and to impose one’s own ideas….

Windfall. Your ideas will be imposed.