Dreaming of my son drowning is a warning sign as per dream meaning and interpretation. The dream means accident to a younger member of the family. It also means happening of a misfortune that could have been easily averted had you been alert and careful. Dreams of my son drowning and you are not seen in the dream means son creating some kind of serious problems when you are not around.
Dream of my son drowning and you are seen in the dream means anger or carelessness resulting in some kind of accident. The dream also means you will not to do something needful at the right time and this causing a tragedy.
Dreaming of my son drowning and it is an unknown place means vacation or picnic turning out to be a disaster.
Dream of my son drowning and you see other people in the dream mean you will face death in the family.
Please note that usually the dream of my son drowning is seen after reading, hearing or seeing about a similar accident. Such dreams have no value as it is a reflection of your fear. A dream to have meaning it should happen naturally without any daytime influence.