let off / blow off steam

/lˈɛt ˈɒf blˈəʊ ˈɒf stˈiːm/

/lˈɛt ˈɔf blˈoʊ ˈɔf stˈiːm/

[phrase]

to let off / blow off steam

[PHRASE]

to get rid of one's strong feelings, particularly by talking in an angry way

Examples

1. She jogs after work to let off steam.

2. The meeting will be a chance for the protesters to blow off steam.

3. These are the chief's quarters, where the senior enlisted personnel come to blow off steam.

4. And if you keep letting off steam, eventually the water will cool all the way back down to its regular boiling point of 100 degrees , just like how if you keep spraying a can of compressed air, the difluoroethane inside will cool all the way back down to its regular boiling point of negative 25 degrees .