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.
(..) Uh, this is the bathroom. And I'll put out clean towels and, uh, a washcloth. The bed's made up... and there are, um, extra blankets in the closet. - Is my grandfather around? - Oh. No. No, Ira passed away over three years ago. So, you'll call me (..)2005 In Her Shoes