To envelop in a protective case.
To withdraw into such a case.
The silky protective case spun by the larvae of some insects in which they metamorphose, the pupa.
Any similar protective case, whether real or metaphorical.
To provide cover from damage or harassment; to shield; to protect.
To take cover.
A refuge, haven or other cover or protection from something.
An institution that provides temporary housing for homeless people, battered women, etc.