put an end to; kill;
"The Nazis snuffed out the life of many Jewish children"
put out, as of fires, flames, or lights;
"Too big to be extinguished at once, the forest fires at best could be contained"
"quench the flames"
"snuff out the candles"
- He snuffed out the match with his fingertips.
- Ready to snuff out the world's one hope for reason and justice.
- Her goal was to snuff out all political opposition to her empress ambitions.