White is a symbol of purity and of innocence. It is also a symbol of chastity and of the future. If you have a dream in which you dress white it means that you are thinking about how pure you have been lately. This is usually a good sign; it means you have been a good person recently and that you have done what you were supposed to. You are a good person and this dream is a way of letting you know that you know this as well. It can also be a kind of reward so that you continue to do good behavior in the future. You have done a lot of good stuff in the past and you need to remember that this is the best way to live. This dream is a sign that you have been going in the right path. You know what you are doing and this is the best way to go.