godan verb (-su), transitive verb
destroy; smash; break by striking
Physical destruction with force; often implies hitting, striking, or violent action. The prefix ぶち adds emphasis or roughness.
怒った彼は壁をぶち壊した。
In his anger, he smashed the wall.
古い家を重機でぶち
They demolish the old house with heavy machinery.
godan verb (-su), transitive verb
Abstract destruction: ruining plans, atmosphere, mood, or relationships. Often used when someone's action spoils a situation.
彼の一言が楽しい雰囲気をぶち壊した。
His one remark ruined the pleasant atmosphere.
雨でせっかくの計画がぶち壊された。
Our carefully made plans were spoiled by the rain.