security blanket

/səˌkjʊrədi ˌblæŋkət/

Other forms: security blankets

Definitions of security blanket

1. noun

   a blanket (or toy) that a child carries around in order to reduce anxiety
   type of:

   blanket, cover

   bedding that keeps a person warm in bed
2. noun

   anything that an adult person uses to reduce anxiety
   type of:

   thing

   an entity that is not named specifically