noun
EXAMPLES FROM CORPUS
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A pin-up was tacked to the wall with drawing pins, whereas a reproduction print was carefully framed and positioned.
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He kept no pin-up on his locker, he was never seen writing a letter of any sort, let alone a love-missive.
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The pin-up , Mark, got torn down.
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The picture was as flat and uncommunicative as all his pictures and seemed to be an asexual kind of pin-up .
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The shop's youngest fixture is a nearly-clothed pin-up .