in the heat of the moment
US /ɪn ðə hiːt əv ðə ˈmoʊ.mənt/
UK /ɪn ðə hiːt əv ðə ˈmoʊ.mənt/

1.
no calor do momento, no auge da emoção
at a time when you are too angry or excited to think carefully
:
•
He said some things in the heat of the moment that he later regretted.
Ele disse algumas coisas no calor do momento que depois se arrependeu.
•
Don't make any rash decisions in the heat of the moment.
Não tome decisões precipitadas no calor do momento.