stone cold

adjective

Very cold (literally); lacking any semblance of warmth.

“a stone-cold killer”

Meanings

adjective

alternative stone-cold · alternative stonecold

  1. idiomaticVery cold (literally); lacking any semblance of warmth.

    I forgot to turn on the burner under the soup and found it sitting there, still stone cold, twenty minutes later.

    1 more example

    Near-synonyms: ice-cold, cold as ice, icy, freezing cold, frigid, cold as a well-digger's arse; see also Thesaurus:cold

    Synonyms: ice-cold, cold as ice, icy, freezing cold, frigid, cold as a well-digger's arse, algid, Arctic

  2. idiomaticLacking emotion or compassion.

    a stone-cold killer

    1 more example

    a stone-cold demeanor

    Synonyms: stony, cold

  3. idiomaticCertain; definite; obvious.

    a stone cold certainty

    2 more examples

    a stone cold guarantee

    "A hike on Thursday looks a stone cold certainty," Howard Archer, chief UK economist at Global Insight, said.

    2006 November 6, Philip Thornton, “Interest rate rise a 'stone-cold certainty' despite industry plea”, in The Independent
adverbstone cold (not generally comparable, comparative more stone cold, superlative most stone cold)

comparative more stone cold · superlative most stone cold · alternative stone-cold · alternative stonecold

  1. idiomaticnot comparableusuallyCertainly; definitely; obviously.

    It is stone cold guaranteed that that guy will get his clock cleaned if he shows up here today.

    Synonyms: dead

Synonyms & antonyms

adjectiveLacking emotion or compassion.

Similar

adverbCertainly; definitely; obviously.

Similar

Origin

The literal sense reflects the archetype of stone: it is usually cold to the touch and often quite cold. The figurative senses emphasize the high degree of coldness or of certainty.

Full word history & related roots →

Translations

Finnish jääkylmä, vuorenvarma
  • jääkylmävery cold
  • vuorenvarmadefinite
Portuguese muito frio
  • muito friovery cold
Cite this entry
APA

stone cold. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/stone%20cold

MLA

“stone cold.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/stone%20cold. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “stone cold,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/stone%20cold.

Source: stone cold on Wiktionary, CC BY-SA 4.0.