1 : without backbone or a backbone. 2 : spineless, pliant a backboneless submission to ill-treatment.

Is Backboneless a word?

Without a backbone; invertebrate. Cowardly, spineless.

What does the word spineless mean?

1 : free from spines, thorns, or prickles. 2a : having no spinal column : invertebrate. b : lacking strength of character. Other Words from spineless Synonyms & Antonyms Example Sentences Learn More About spineless.