Top Definition
The result of spending large amounts of time in the library before a deadline or exam. Lack of exercise and constant snacking on biscuits results in a notable increase in body mass especially around the waist.
"All those biscuits have given me a serious case of library belly that I need to work off before the holiday."
by Magrac May 08, 2010

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The Urban Dictionary Mug

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The Urban Dictionary Mug

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