- a placard or bill posted or intended for posting in a public place, as for advertising.
- a large print of a painting, photograph, etc., used to decorate a wall: posters of street scenes.
- a person who posts bills, placards, etc.
- a person who posts or submits an online message to a message board: The previous poster in this thread was off-topic.
- post horse.
- a person who travels rapidly.
- a large printed picture, used for decoration
- a placard or bill posted in a public place as an advertisement
