To see a blanket in your dream symbolises warmth, love, security and protection. You may be seeking for some form of shelter from the outside world. Consider also how your dream may be calling attention to a “cover-up” in some situation or circumstance in your waking life.
To dream that you are wrapped in a blanket indicates your fear of the unknown. You may feel some sort of threat/chaos or sense some coldness from those around you.
To dream that you are covering or wrapping someone in a blanket indicates your desire to care for that person.