1. Godan verb with 'su' ending, Transitive verb

   to destroy; to break (by striking); to smash; to knock down

   Colloquialsee ぶち壊す

   私、もうアッタマにきたので、大声で叫びたいし、あらゆるものをぶっこわしたいわ！

2. to ruin (a plan, atmosphere, etc.); to spoil; to wreck

   Colloquialsee ぶち壊す

Also written 打っ壊す【ぶっこわす】bukkowasu、打っ毀す【ぶっこわす】bukkowasu