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{%type%} Definitions

WordNet 3.0Copyright Princeton University
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Short "hint"

The part of a book's cover that encloses the inner side of the book's pages and that faces outward when the book is shelved; the foundation or most substantial or sturdiest part of something.

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Usage examples (35)
  • The backbone is the part of a communication network that carries the heaviest traffic
  • "Our backbone is our pitching," said third baseman Eric
  • Maria's lack of a backbone is why her performance is so terrible.
  • The peope will have to put the bone back in backbone for state leaders.
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