1 definition by DGil2014

Top Definition
The scientific term for the movement made by men in order to create space in their trousers caused by excessive "baggage." Can be executed in a variety of ways and can be integrated into songs and dances, such as "Crank dat Mervin" and "Pop, Lock, and Mervin."
In a quick and sly move, Thomas pulled a Mervin in order to avoid letting his date know of his troubling space issues.
by DGil2014 November 21, 2010
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