Pronunciation

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Singular
backbone

Plural
backbones

 
a picture showing a person's backbone
  1. (countable) The backbone is the bones in a person's or animal's back.
  2. (countable & uncountable) If you have backbone, you do not back down easily. You stand up for yourself.
    If you had any backbone you wouldn't let people tell you what to do all the time.
  3. (countable) The backbone of something is what holds it together or makes it strong.
    Customer service is the backbone of our business.

Synonyms

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