If you dreamed about your friend's blood: You may want to make changes in your private life, You may also be more constructive towards home. To see the blood of your friend in your dream means that you will be aware of many secrets of your friend and that the person will support your friend financially and morally, will stand behind him, and will not spare his help. It also means that the person who sees the blood of his friend will establish a partnership with the friend and work to be done together.