O.E. crammian "press something into something else," from P.Gmc. base *kram-/*krem-. Meaning "study intensely for an exam" is British student slang first recorded 1803.
in. to study hard at the last minute for a test. : If you would study all the time, you wouldn't need to cram.
Dictionary of American Slang and Colloquial Expressions by Richard A. Spears.Fourth Edition. Copyright 2007. Published by McGraw Hill.
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