A person who has never been a cigarette smoker or cigar smoker. / More precisely, a person who has smoked fewer than one hundred cigarettes and cigars during the course of his life.

Alternative spelling of chain smoker

Somebody who does not smoke tobacco. / A railway carriage where smoking tobacco is not permitted.

One who smokes continuously, by lighting one cigarette when they finish another, as in a chain. / One who habitually smokes a lot.

Alternative form of pole-smoker

plural of non-smoker

plural of chain-smoker

plural of white smoker

(geology, oceanography) A kind of hydrothermal vent found on the seabed, emitting clouds of black material. / Used other than figuratively or idiomatically: see black, smoker.

(geology, oceanography) A kind of hydrothermal vent that emits lighter-hued minerals than those of a black smoker, such as those containing barium, calcium and silicon.