Smoker's a noun derived from "smoke"/"smoking" and may have the following specialized meanings: Someone who smokes tobacco or cannabis, cigarette substitutes or various other drugs Smoking (cooking), smoker, an apparatus for smoking (cooking technique) Bee smoker, a tool used in beekeeping An informal social gathering, excluding women, either professional or informal in which tobacco products may be freely used (archaic since late 20th century) Two-stroke engines due them burning lubricatin… (More on Smoker)