let off steam BrE
blow off steam AmE

But this was the first time I had gotten to blow off steam.

I've got a company to run, and people come here to blow off steam.

And he had needed to blow off steam for a long time.

She wasn't just blowing off steam, and the issue was not going away.

When college boys turn over a police car, they're blowing off steam.

I'm going to head to a cancer center to blow off steam, I realized.

Let the others have a chance to blow off steam.

"But sooner or later she would have blown off steam with me."

This is a way for kids to blow off steam.

But office leagues are no longer just a way to blow off steam.