Cold-blooded

//ˈkoʊldˈblʌd.ɪd// adj

adj ·Moderate ·College level

Definitions

Adjective
  1. 1
    Having an unregulated body temperature; ectothermic.

    "“Dead animals radiate heat,” he said. “When you take one down, you can feel it pouring from the wounds. But not this thing.” / “What does that mean?” she asked. / “Cold-blooded maybe, or colder-blooded than we’re used to.” / “Might explain why the heat sensors have trouble picking them up,” Danielle said."

  2. 2
    Lacking emotion or compunction. figuratively

    "Here were aſſembled that great philoſopher Mr. Subtile, the coldeſt-blooded metaphyſician of the age."

  3. 3
    Of a type of horse: tall and muscular, usually good-natured and suitable for heavy work.
Adjective
  1. 1
    without compunction or human feeling wordnet
  2. 2
    having cold blood (in animals whose body temperature is not internally regulated) wordnet

Example

More examples

"You are a cold-blooded person, aren't you?"

Etymology

From cold blood + -ed.

Related phrases

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.