poster

American Heritage® Dictionary of the English Language, Fourth Edition

1. n. A large, usually printed placard, bill, or announcement, often illustrated, that is posted to advertise or publicize something.
2. n. An artistic work, often a reproduction of an original painting or photograph, printed on a large sheet of paper.
3. n. One that posts bills or notices.
4. n. Archaic One that travels in speed or with haste.

Century Dictionary and Cyclopedia

1. n. One who posts bills; a bill-poster.
2. n. A broad-side or placard intended for pasting or nailing upon a post or wall in some public place; an advertisement.
3. n. One who posts; or travels as post; one who travels expeditiously.
4. n. A post-horse.

Wiktionary

1. n. One who posts a message.
2. n. One who posts, or travels expeditiously; a courier.
3. n. dated A posthorse.
4. n. An advertisement to be posted on a pole, wall etc. to advertise something.
5. n. A picture of a celebrity, an event etc., intended to be attached to a wall.
6. n. ice hockey, slang A shot which only hits a goal post without going in
7. n. A post-horse
8. n. archaic A swift traveler

GNU Webster's 1913

1. n. A large bill or placard intended to be posted in public places.
2. n. One who posts bills; a billposter.
3. n. One who posts, or travels expeditiously; a courier.
4. n. A post horse.

WordNet 3.0

1. n. a sign posted in a public place as an advertisement
2. n. a horse kept at an inn or post house for use by mail carriers or for rent to travelers
3. n. someone who pastes up bills or placards on walls or billboards