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When one loses memory in the process of cramming/studying.

When one forgets the material one was just cramming.
"I've been studying so hard for accounting but I completely forgot what I just read!"

"Yo, sounds like a case of cramnesia."
by joejoelee December 10, 2008
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2
The state of forgetting everything one has learned during the past 24 hours of intensive study as soon as one is confronted with an exam.
Despite staying up all night skimming his Art History textbook, Eliot suffered a bad case of cramnesia and could not remember anything he'd read when he attempted to write an essay comparing the works of Jan Van Eyck to those of Hieronymus Bosch.
by Merryman Webster September 30, 2014
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