Mail in dreams is communication from the spiritual realms. Also, click to see other meanings of this dream.Mail Determined by contents, colors; i.E. Financial support may come in the form of a support garment; research accordinglyE-Mail 1. Need to communicate quickly with someone about some thing. 2. One is spending too much time using the computer.Mail 1. Hope or dreams of the future. 2. Message from the unconscious. 3. In female dreamers, a male object of affection.