Phrase guide

lose one's cool

verb · 1 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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  • /ˈluːz wʌnz ˈkuːl/
  • Australia: Recorded audio is listed in the source snapshot.

1

verb

Meaning 1

To become upset or disconcerted; to lose one's temper.

Definition source: English Wiktionary via Wiktextract

Usage: idiomatic

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: blow one's cool, blow one's top, drop one's bundle, go ape, go apeshit, hit the roof, hit the ceiling, lose it, lose one's temper, lose one's rag

Antonyms: keep one's cool

History

Etymology

No etymology was provided for this word.

Across languages

Translations

14 source translations are retained for this English entry.

  • Dutch: buiten zinnen raken — to lose one's temper
  • Finnish: menettää malttinsa — to lose one's temper
  • French: perdre son sang-froid — to lose one's temper
  • German: die Fassung verlieren — to lose one's temper
  • German: den Kopf verlieren — to lose one's temper
  • Māori: tū ngā pihi — to lose one's temper
  • Polish: wściekać się — to lose one's temper
  • Polish: wściec się — to lose one's temper
  • Portuguese: perder a cabeça — to lose one's temper
  • Portuguese: perder o sangue frio — to lose one's temper
  • Portuguese: passar-se dos carretos — to lose one's temper
  • Russian: выходи́ть из себя́ (vyxodítʹ iz sebjá) — to lose one's temper
  • Russian: вы́йти из себя́ (výjti iz sebjá) — to lose one's temper
  • Slovak: stratiť nervy — to lose one's temper