vapingn.
/ˈveɪpɪŋ/, U.S. /ˈveɪpɪŋ/ colloquial.
The action or practice of inhaling and exhaling the vapour produced by an electronic cigarette or similar device. In early use, with reference to a cigarette-shaped device containing filter paper soaked in a nicotine-based liquid which emits vapours. In later use, with reference to a device which heats a liquid so as to produce an aerosol.
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1980 Med. World News 18 Feb. 44/2 Yet another way to help presumed nicotine addicts kick the habit may be a paperless, tobaccoless nicotine ‘cigarette’ that looks just like the usual kind, but doesn't burn. Inhaling through it—a process internist Norman L. Jacobson here calls vaping—gives would-be ex-smokers the satisfaction they need.
1998 Good News! in alt.smokers (Usenet newsgroup) 27 Dec. The machine is electronic and heats up just to the point where the herbal qualities of tobacco will vaporize,... I guess you could call it vaping instead of smoking.
2009 Washington Post (Nexis) 7 Apr. (Health section) 1 As for me, I found ‘vaping’ too, well, plastic to be enjoyable.
2014 Wired July 92/3 Vaping is about as intrusive to your hosts as chewing gum.
This is a new entry (OED Third Edition, June 2015; most recently modified version published online December 2021).
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n.1980