security blanket

noun
UK /sɪˈkjʊərəti ˈblæŋkɪt/
US /sɪˈkjʊrəti ˈblæŋkɪt/

A soft blanket a child holds to feel safe.

The little girl never goes to sleep without her security blanket.


OTHER MEANINGS

2. Something that gives a person a feeling of safety or protection.

His savings account was a security blanket during hard times.

3. A policy or measure that protects against risk or danger.

The new insurance plan acts as a security blanket for the whole family.

4. A person or thing that provides emotional reassurance in a stressful situation.

Her best friend was a security blanket at the big meeting.