Noun: security blanket
- Anything that an adult person uses to reduce anxiety
"His lucky charm acted as a security blanket during stressful situations"
- A blanket (or toy) that a child carries around in order to reduce anxiety
"The toddler refused to go to bed without his favourite security blanket";
- blanky [informal], blankie [informal]
Derived forms: security blankets
Type of: blanket, cover, thing
Encyclopedia: Security blanket