Blowing tobacco smoke out into the air WordNet 3.0 & Open English WordNet

Tobacco smoking is the practice of burning tobacco and ingesting the resulting smoke. Wikipedia

Practice of burning tobacco and inhaling the resulting smoke Wikidata

The grey, brown, or blackish mixture of gases and suspended carbon particles resulting from the combustion of tobacco. Tobacco smoke is inhaled and distributes toxins widely throughout the body and causes an enormous variety of illness among users and among non-smokers exposed to tobacco smoke. OmegaWiki