snuff1 (def 9).
- Smokeless zone
noun 1. an area designated by the local authority where only smokeless fuels are permitted
noun 1. a day during which smokers are encouraged to abstain from smoking as part of a campaign to emphasize the hazards of the practice.
- Smoke point
noun the temperature at which heated fat or oil starts to break down and burn, giving an unpleasant taste to food Usage Note cooking
noun 1. a can of chemicals that produces a great quantity of smoke when ignited.