smoker

American Heritage® Dictionary of the English Language, Fourth Edition

1. n. One who smokes tobacco.
2. n. A device, such as a stove, that emits smoke.
3. n. A smoking car.
4. n. An informal social gathering for men.

Century Dictionary and Cyclopedia

1. n. One who or that which smokes, in any sense of the verb. One who habitually smokes tobacco or opium.
2. n. See the quotation.
3. n. A smoking-car.
4. n. The long-billed curlew, Numenius longirostris: so called from the shape of the bill, which looks as if the bird had a pipe in its mouth.
5. n. In bee-keeping, an apparatus for creating a smoke to quiet the bees.
6. n. An informal gathering of men where smoking is freely indulged in: music, a vaudeville show, cards, etc., are sometimes part of the evening's entertainment.

Wiktionary

1. n. A person who smokes tobacco habitually.
2. n. A smoking car on a train.
3. n. An informal social gathering for men only.
4. n. A vent in the deep ocean floor from which a plume of superheated seawater, rich in minerals, erupts.
5. n. An illicit boxing match; see Wikipedia:Battle Royal (boxing).
6. n. A device that releases smoke intended to distract bees (also more specifically called a bee smoker).
7. n. An apparatus for smoking food, or a person who smokes food.
8. n. UK An social event featuring sketches, songs, etc., whether or not smoking is carried out.

GNU Webster's 1913

1. n. One who dries or preserves by smoke.
2. n. One who smokes tobacco or the like.
3. n. United States A smoking car or compartment.
4. n. colloq. A gathering for smoking and social intercourse.

WordNet 3.0

1. n. a party for men only (or one considered suitable for men only)
2. n. a person who smokes tobacco
3. n. a passenger car for passengers who wish to smoke