We found 8 dictionaries that define the word poster board:

General (7 matching dictionaries)

1. poster board: Vocabulary.com
2. poster-board: Wordnik
3. poster board: Dictionary.com
4. poster board: Rhymezone
5. poster board: FreeDictionary.org
6. poster board: Mnemonic Dictionary
7. poster board: TheFreeDictionary.com

Computing (1 matching dictionary)

8. poster board: Encyclopedia

(Note: See poster_boards as well.)

Definitions from WordNet (poster board) ▸ noun:  a cardboard suitable for making posters Types: foam board, cardboard, presentation board, more... ▸ Words similar to poster board ▸ Usage examples for poster board ▸ Idioms related to poster board ▸ Wikipedia articles (New!) ▸ Words that often appear near poster board ▸ Rhymes of poster board ▸ Invented words related to poster board