In Stephenie Meyer's "New Moon," the phrase "Who's afraid of the big bad wolf?" serves as a metaphor for the underlying fears and dangers faced by the characters. The story dives deep into themes of love, loss, and the struggle against overwhelming forces, much like the fairy tale it alludes to. The phrase reflects the characters’ struggles with the unknown and their relationships with intimidating circumstances.

The book portrays the complexities of emotional turmoil as the protagonist navigates heartache and the fear of what lies ahead. The "big bad wolf" symbolizes not just external threats but also internal battles, such as insecurity and identity, revealing how the fear of the unknown can shape one’s journey.