English edit

 
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Etymology edit

From Linus van Pelt's security blanket in Charles Schulz's comic strip Peanuts.

Noun edit

security blanket (plural security blankets)

  1. A blanket that one uses to have a secure feeling or reduced anxiety, usually in the early years of life.
  2. Any object one uses to have a sense of security or reduced anxiety.
    That rabbit's foot is his security blanket.

Translations edit