blanket, n.
1. A covering, typically of woven textile, used to retain warmth during sleep or illness.
2. A surface on which fever is deposited and later read like braille by a parent's palm.
3. The last object touched before absence begins.
4. (Meteorological) A low stratus formation that diffuses light into something too gentle to cast proper shadows. See also: mercy.
5. (Archaic) A proxy. That which holds the shape of a body after the body has gone elsewhere—to the kitchen, to the yard, to the years that follow.
6. The shadow of a blanket is not a blanket. The shadow of a blanket is a child.