poster

/ˈpoʊstər/
noun
  1. A large printed picture, notice, or advertisement displayed in a public place.
    • She put a movie poster on her bedroom wall.
    • The store window had a poster advertising a big sale.
    • We saw a poster for the concert at the train station.
  2. A person who posts something, such as a message on an online forum or social media.
    • Several posters commented on the news article.
    • The original poster asked a question about grammar.
    • The forum requires new posters to introduce themselves.
What does "poster" mean? | whatsthatwordmean | whatsthatwordmean