blow off steam
Meaning
To release pent-up anger, stress, or energy by doing something that lets you vent and feel calmer afterward.
Origin
From the idea of a steam engine or boiler releasing built-up pressure by venting steam to avoid damage; figuratively, people “vent” emotions to relieve tension.
Notes
Implies pent-up feelings/pressure and a healthy or harmless release. Often casual; can refer to venting by exercise or talking. If done aggressively, it may sound excusing bad behavior.
Examples
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After the long exam, I went for a run to blow off steam.
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We should take a short break and chat a bit to blow off steam.
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He blew off steam by playing loud music in his room for an hour.
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Instead of arguing, she wrote in her journal to blow off steam.
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The team grabbed dinner after work to blow off steam and reset.
Grammar & Usage Notes
Usually used as a verb phrase: “blow off steam” (no article). Can inflect: blows/blowing/blew off steam. Often with “to” or “by” (“to blow off steam,” “blow off steam by…”).
Synonyms
- vent
- let off steam
- release tension
- unwind
- decompress
Antonyms
- bottle up
- keep it in
- hold it in