let off steam

Translations
выпустить пар
After a long day at work, he went for a run to let off steam.
После долгого рабочего дня он пошел на пробежку, чтобы выпустить пар.
Definitions
To release pent-up energy, stress, or emotions, often by engaging in physical activity or expressing feelings, in order to feel more relaxed or calm.
Words
let

verb
выпустить
off

adverb
наружу
steam

noun
пар