"posters" in the noun sense
1. poster, posting, placard, notice, bill, card
a sign posted in a public place as an advertisement
"a poster advertised the coming attractions"
2. bill poster, poster, bill sticker
someone who pastes up bills or placards on walls or billboards
3. post horse, post-horse, poster
a horse kept at an inn or post house for use by mail carriers or for rent to travelers
Source: WordNet® (An amazing lexical database of English)
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