1 adj If someone is cocooned in blankets or clothes, they are completely wrapped in them.
usu v-link ADJ, oft ADJ in n
She is comfortably cocooned in pillows., ...my snugly cocooned baby sleeping in his pram.
2 adj If you say that someone is cocooned, you mean that they are isolated and protected from everyday life and problems.
oft ADJ in/from n
(=cloistered)
She was cocooned in a private world of privilege..., They were cocooned from the experience of poverty.