The white scum residue from sweat left on clothing after a prolonged period of time.

Salty to taste. Gross to see.
Dave: "Yo fam, whats dat on your threads?"

John: "Dats just some klimpton, been playin' bball all day!"

Dave: "Dude, stop talkin' crazy and make us some tea"
by Klimpton February 2, 2016
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