down in flames

Adverb

not-comparable

In a decisive and possibly humiliating manner

Japanese Meaning

決定的かつ屈辱的な失敗、または破綻を極めた様子を表す / 完全に敗北して、屈辱的な結果になる様子を意味する

Despite months of preparation, their proposal went down in flames during the meeting, leaving the team stunned.

数か月の準備を重ねたにもかかわらず、彼らの提案は会議中に完膚なきまでに敗れ、屈辱を味わい、チームは呆然とした。

Sense（1）

In a decisive and possibly humiliating manner

I tried to hit on her but she shot me down in flames