Abbreviation of ブランケット. Casual, everyday term for a blanket, often used in spoken Japanese.
See also: ブランケット
I put a blanket over the sleeping child.
It's cold, so bring a blanket.
I put a blanket over myself on the sofa and fell asleep.
On cold nights I sleep wrapped up in a blanket.
towel blanket; terry-cloth blanket
Clipped from ブランケット (buranketto), from English 'blanket'.