snuff out

verb3

1. •
   To extinguish (literally, especially by physically covering or rubbing); to extinguish (figuratively): to stop (a process), to kill (a process).

   • The risk of fire was an ever-present danger, and every night at bedtime they performed the ritual of checking that every candle and lantern had been snuffed out.
   • He sighed, snuffed out his cigarette, and got back to work.
2. •
   (slang) To kill a living being.

   • He sighed, stifled his urge to snuff out the moron who designed this work process, and got back to work.
3. •
   (slang) To die.

   • People snuff out at all ages: accident apart, our vital clocks vary […]