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Answer:
It compares the shabby blanket to the hug of an old friend, implying fhe blanket makes them feel safe and secure.
The metaphor in the given line makes a comparison between the dumpy blanket and a hug received from an old friend.
What is a metaphor?
Metaphor is described as figurative speech that is used for comparing two incomparable things, situations, or ideas.
The purpose of such a comparison is to make the idea clear and elaborated for effective understanding among the readers.
In the given example, the comparison of a "shabby blanket" and "an old friend's hug" is made to familiarize the idea more clearly to the readers, i.e. the warmth and security that one receives on meeting an old friend.
Learn more about "Metaphor" here:
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