spineless

SPYN-lus /ˈspaɪn.ləs/
adjectiveB2SATACT
informaldisapproving

Lacking resolve, strength of character, or courage; weak and easily influenced.

Metaphor based on lacking a physical backbone; emphasizes inability to stand up for oneself or hold moral ground.

The story behind the word. Originally a 19th-century zoological term describing animals lacking a spinal column (invertebrates) or plants without thorns. By the late 1800s, it acquired its figurative meaning of lacking 'backbone' or courage.

Word relationships

  • gutless: 'Gutless' is harsh slang; 'spineless' is slightly more standard English focusing on weakness of resolve.
  • weak-willed: 'Weak-willed' stresses lack of self-control, while 'spineless' emphasizes refusal to stand firm under pressure.
  • backboned: 'Backboned' or 'stouthearted' means having strong character and determination.
  • steely: 'Steely' implies unyielding firmness and cold determination.

Commonly confused with

  • flawless: 'Flawless' means perfect without defects; 'spineless' means lacking courage or resolve.

Word family

  • spinelessness (noun): The quality of lacking courage, conviction, or determination.

Collocations

  • spineless politician
  • spineless decision
  • spineless behavior
  • accuse someone of being spineless

Idioms & expressions

  • have no backbone

Example sentences

  • "The employees were furious at their spineless manager, who agreed with whichever executive had spoken last." Workplace Conflict
  • "The publication called out the spineless compromise that sacrificed public safety for short-term profits." Editorial Opinion

Memory hook

Spineless = without a spine to hold you upright. No spine = cannot stand up for yourself.

When not to use

Do not use in formal scientific contexts unless literally describing invertebrates or botanical specimens without thorns.

Fun facts

  • Cactus breeders actually cultivate literally 'spineless' prickly pears so livestock can eat them without injury!
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