train wreck

To ruin utterly and catastrophically, to cause to end in disaster.

Japanese Meaning

完全に台無しにする / 徹底的に破滅させる / 悲惨な結果に導く

If you try to cut corners on safety, you'll train wreck the entire project and put people at risk.

もし安全を軽視して手を抜けば、プロジェクト全体を完全に台無しにして人々を危険にさらすことになるでしょう。

Sense（1）

To ruin utterly and catastrophically, to cause to end in disaster.

[…] basic fundamental communication steps must be achieved so not to train wreck the new employee.

train wrecks

（ present singular third-person ）

train wrecking

（ participle present ）

train wrecked

（ participle past ）

train wrecked

（ past ）