Meaning : Silky envelope spun by the larvae of many insects to protect pupas and by spiders to protect eggs.
Meaning : Retreat as if into a cocoon, as from an unfriendly environment.
Example :
Families cocoon around the T.V. set most evenings.
She loves to stay at home and cocoon.
Meaning : Wrap in or as if in a cocoon, as for protection.
Cocoon meaning in Bengali (Bangla).