Dream about boat sinking is a portent for bitterness, jealousy, or rivalry in your family, depending on your relationship with your family. You are not taking your actions seriously. A situation in your life requires strategy and careful planning. The dream is a portent for bitter disappointments. You may be experiencing some burdens/feelings and need to relieve yourself.
Boat sinking dream is a symbol for a release or exposure of some tension and pressure. You need to be more conservative; you are carrying too many responsibilities, burdens and problems on your shoulders. There is a situation that you need to confront and you can not avoid it any longer. This dream is a clue for your neutrality in some situation. You are too critical about a person or situation.
If you dreamt about boat sinking:
You may get the feeling that other people are hiding things from you today. They are clammed up and very emotional. The way to break through their shell is by understanding what they are going through instead of trying to bully your way in.