blow off steam
Relief valves released the excess pressure in a steam engine to prevent the boiler from exploding.
- (idiomatic) To vent; to talk or take action (especially in a ranting or unrestrained way) so as to relieve stress.
- Don't take it personally when he shouts like that. He's just blowing off steam.
- I told her she could call me and talk any time she wanted to blow off steam.
- (idiomatic) To do something to get rid of excess energy.
to vent to relieve stress
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