Definition of "oaktag" [oaktag]

• A flexible material akin to thick paper. (noun)
• A rectangular sheet of this material. (noun)

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• "My medieval stick puppet process involves scissors, a few large pieces of oaktag, and lots of paint."
• "Then I think things through: If I buy either the construction paper or the oaktag, I have to go to the cashier."
• "Among last year's tasks: solar powered cars, "mouse-trap" CD racecars, football catapults, oaktag / chopstick rollercoasters, and more."