Meaning of the word "let off steam" in English

What does "let off steam" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

let off steam

US /lɛt ɒf stiːm/
UK /lɛt ɒf stiːm/

Idiom

to express strong feelings, especially anger, in a way that does not harm anyone

Example:
After a stressful day, she likes to go for a run to let off steam.
The kids were letting off steam in the playground.