simmer down

verb

To decrease in intensity of anger, agitation, or excitement.

“You need to simmer down and stop yelling at me.”

Opposite

Meanings

verbsimmer down (third-person singular simple present simmers down, present participle simmering down, simple past and past participle simmered down)

present singular third person simmers down · participle present simmering down · participle past simmered down · past simmered down

  1. idiomaticintransitiveTo decrease in intensity of anger, agitation, or excitement.

    You need to simmer down and stop yelling at me.

    5 more examples

    It took a while for the heated debate to simmer down and for people to start listening to each other.

    "Silence! Now ye had better go slow, my good fellow. This is two or three times you've tried to get off some of your insolence. Lip won't do here. You've got to simmer down."

    1870, Mark Twain, Goldsmith's Friend Abroad Again, letter 4

    The agitation, thus deprived of its chief hope, might very well have been expected to simmer down, to die away slowly.

    1910, Stewart Edward White, chapter 73, in The Rules of the Game

    Simmer down; you're lickin' too hot (So) / Simmer down; soon you'll get dropped (So) / Simmer down; can you hear what I say? / Simmer down; then why won't you, why won't you, why won't you simmer down? / Simmer down

    1964, Coxsone Dodd, Bob Marley, “Simmer Down”, in The Wailing Wailers, performed by the Wailers, track 12

    Although the street demonstrations have simmered down, protests have continued in other forms.

    2003 June 30, Nazila Fathi, “British Minister Presses Iran To Allow Nuclear Inspections”, in New York Times, retrieved 09 Apr 2009

    Synonyms: calm down, cool off, settle down, relax, unwind, pacify, compose · Antonyms: simmer up

Synonyms & antonyms

verbTo decrease in intensity of anger, agitation, or excitement.

Opposite

More synonyms by meaning

verbbecome quiet or calm, especially after a state of agitation

Broader
change stateturn

Synonym sets from Open English WordNet, CC BY 4.0.

Translations

German runterkühlen, abregen
  • runterkühlento become less angry
  • abregento become less angry
  • beruhigento become less angry
Greek κατευνάζομαι
  • κατευνάζομαι (katevnázomai)to become less angry
Italian calmarsi
  • calmarsito become less angry
Russian ути́хнуть, успоко́иться
  • ути́хнуть (utíxnutʹ)to become less angry
  • успоко́иться (uspokóitʹsja)to become less angry
  • осты́ть (ostýtʹ)to become less angry
  • зати́хнуть (zatíxnutʹ)to become less angry
  • сти́хнуть (stíxnutʹ)to become less angry
  • рассла́биться (rasslábitʹsja)to become less angry
Swedish lugna ner sig
  • lugna ner sigto become less angry
Cite this entry
APA

simmer down. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/simmer%20down

MLA

“simmer down.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/simmer%20down. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “simmer down,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/simmer%20down.

Source: simmer down on Wiktionary, CC BY-SA 4.0.