Own mistakes may well be the cause of your getting into trouble. Son suggests that need work on yourself and your shortcomings. The most dangerous is the vision that you were inside a funnel or a cone-shaped roof.
To see a cone in your dream, represents a flow of ideas and feelings.
The cone (fir-tree, pine) - gifts, a joyful event.
(fir-tree) – unexpected happiness.
As, happens, the cone on a forehead will dream, it is a kind sign, there will be any profit.
Tapering off. Expanding or growing. Celebration (as in the shape of a party hat). Abundance (as in the shape of a cornucopia). Consider what the shape means to you personally, and the way it appears in the dream.