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1 definition by TheMGMguy

 
1.
The passionate urge to run very large distances in a very short amount of time. Normally, without getting tired.
I just ran 5 miles with this dude, and he told me that when he gets home, he's going to run 8 more.

That guy's got an awful case of The Cummings Disorder.
by TheMGMguy September 17, 2012