Green’s Dictionary of Slang

vape v.

[the use of the vaporizer is intended to minmize the inhalation of toxins and carcinogens while permitrting the active ingredients of the drug to be released]

(US drugs) to smoke marijuana using a vaporizer.

Urban Dict. 31 Mar. 🌐 vape Slang term for a vaporizer, which is used to smoke Marijuana, Tabacco and other smoking mixtures.
[US]C. Hiaasen Squeeze Me 79: ‘They didn’t care about the pot bust? ‘Seriously? A hundred bucks says the First Lady vapes like a fiend’.