A portable surface on which a game is played, and which is marked for play of that game.(noun)
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Use "gameboard" in a sentence
"The gameboard is a representation of the entire tournament, including both the group stages as well as the knockout rounds."
"Why is it that when the political left is confronted with reasoned disagreement they act like a spoiled child who kicks the gameboard over and runs away to the comfort of mommy."
"Watching Randall do a faceplant on the gameboard on Survivor last night was a bit scary."