Definition of "trestleboard" []

• A drawing board used by Freemasons. (noun)

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• "Do note that this pattern is an analogy to the 'pattern on the trestleboard' that we have been using."
• "The unfinished pyramid on the back of the dollar was this symbolic of the unfinished work of the Master Builder Hiram Abiff who was slain and left his unfinished work on the trestleboard?"
• "Hall continues: "Not only were many of the founders of the United States Government Masons, but they received aid from a secret and august body existing in Europe, which helped them to establish this country for a peculiar and particular purpose known only to the initiated and for the most part unknown -- and the unfinished pyramid upon its reverse side is a trestleboard setting forth symbolically the task to the accomplishments of which the United States Government was dedicated from the day of its inception.""