We found 2 dictionaries that define the word drafting boards:

General (2 matching dictionaries)

1. drafting boards: Merriam-Webster
2. drafting boards: Vocabulary.com

(Note: See drafting_board as well.)

Definitions from Wiktionary (drafting board) ▸ noun:  A drawing board ▸ Also see drafting_board ▸ Words similar to drafting boards ▸ Usage examples for drafting boards ▸ Idioms related to drafting boards ▸ Wikipedia articles (New!) ▸ Words that often appear near drafting boards ▸ Rhymes of drafting boards ▸ Invented words related to drafting boards