Meaning & Definition of word "Backbone"

Backbone

/ˈbækboʊn/

noun:

  • 1. The series of vertebrae extending from the skull to the small of the back, enclosing the spinal cord.
    • Example: The injury to his backbone left him paralyzed from the waist down.
  • 2. A central supportive element; the mainstay.
    • Example: Education is often considered the backbone of a prosperous society.
  • 3. Courage and fortitude; moral strength.
    • Example: She showed great backbone in standing up for her beliefs during the debate.

Etymology

Middle English bakbon, compounded of back + bone.

Common Phrases and Expressions

have a backbone:

To possess courage or determination.

strengthen one's backbone:

To bolster one’s resolve or determination.

show backbone:

To demonstrate courage or fortitude in a difficult situation.

Related Words

spinal column:

The part of the skeleton that runs along the back.

vertebra:

Any of the small bones forming the backbone.

fortitude:

Courage in pain or adversity.

Slang Meanings of backbone

Meaning: Having strong principles or moral integrity.

Example Sentence: She really showed her backbone when she refused to lie.

Meaning: Resilience in difficult situations.

Example Sentence: He proved he has backbone by facing the crisis head-on.