Word Meaning

backbone definition and meaning

n. The column of bones in the back which sustains and gives firmness to the frame; the spine; the vertebral or spinal column.
n. Anything like , or serving the purpose of, a backbone.
n. Firmness; moral principle; steadfastness.

Crossword clues for backbone

- Gumption
- Spine
- Sponsor second-rate one not found in invertebrates
- Sponsor secondrate one not found in invertebrates
- steadfastness
- Vertebrae