煙けむりになる

expression, godan verb (-ru)

go up in smoke; burn down; be cremated; vanish into thin air

Literal and figurative: something burns completely and turns to smoke, or disappears without a trace. The figurative use is common for plans, hopes, or money that come to nothing.

• 家いえが火か事じで煙けむりになってしまった。

  The house went up in smoke in the fire.

• 彼かれの計けい画かくはすべて煙けむりになった。

  All his plans vanished into thin air.