noun, noun or participle which takes 'suru', intransitive verb
degassing; venting gas; punching down dough
Literal removal of gas: from a container, dough, or system. Also used for emptying aerosol cans.
パン生地のガス抜きをする。
Punch down the bread dough.
スプレー缶はガス抜きしてから捨ててください。
Please empty the aerosol can before throwing it away.
noun, noun or participle which takes 'suru', intransitive verb
letting off steam; venting frustrations
Figurative use: releasing pent-up emotions or stress, similar to 'blowing off steam'.
カラオケでガス抜きする。
I let off steam by singing karaoke.
たまにはガス抜きが必要だ。
Sometimes you need to blow off steam.