1- To dream of a marrow the vegetable has either sexual or childhood connotation and can indicate our attitude to our own sexuality. Because the marrow of the bone also indicates the life- force, vitality or strength within a person, to be dreaming of this type of marrow also indicates the quality of life that we wish to give ourselves.
We mav be aware of some imbalance within ourselves, some difficulty that we may be having and to dream of marrow is to indicate that imbalance.
Just as the physical bone marrow suggests the life force, so in dreams marrow can suggest Spiritual Strength.... Ten Thousand Dream Dictionary
If anyone dreams he hath found the marrow of a horned beast, it denotes that the party so dreaming shall enjoy the goods and estate of some person of quality, who shall make him his heir; for the horns signify dignity and sovereignty, and therefore in dreams horns are put to represent crowns.... The Complete Dream Book