Seeing oneself eat and tear the flesh of another person signifies consuming that person's wealth.
Eating one's own flesh signifies attaining great wealth, abundant property, high esteem, and influence.
Eating human flesh with appetite while blood flows from the place torn off signifies unexpectedly attaining great wealth.
Eating the flesh of one's enemy signifies victory over him.
Eating the flesh of a dead person signifies backbiting; the source notes that the Qur'anic verse likens backbiting to eating the flesh of one's dead brother.