A lesser show that occurs before the main entertainment.(noun)
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Use "preshow" in a sentence
"The problem with a preshow slot was that it gave me plenty of drinking time at the main bar before we took our seats."
"We repeated that joke so much that we ended up liking its simplicity, and, through repetition, it was adopted as our preshow anthem."
"We had been invited to our first VMAs at Radio City Music Hall in New York, where we gave a preshow performance of “Where Is the Love?” on an outdoor stage before the ceremony began, marking the twentieth anniversary of MTV."