The witness was given 'blanket' protection from prosecution. [=the witness would not be prosecuted for anything]
The job was her 'security blanket'. [=the job was the thing that made her feel safe and secure]
A 'blanket' of gloom spread over the crowd when they realized their team would lose.
(..) Talk a judge. No on props. You can not use props. You can do without that. Think! Moving ... Witnesses? Folding ... #Something with a blanket. - Crack ... - A crack in time! Harry Potter and the Deathly Sale Are you ready? (..)2014 Boyhood