call-board

[ kawl-bawrd, -bohrd ]
/ ˈkɔlˌbɔrd, -ˌboʊrd /
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noun

a bulletin board, as in a theater, on which notices are posted announcing rehearsals, changes in the cast, etc.

Origin of call-board

An Americanism dating back to 1875–80
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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