Top Definition
A creamy brown substance found on objects and crevices of human bodies made up of dirt, dead skin, oils, bacteria, and miscellaneous filth.
"There was a keyarny substance on the handle of my f150."

(Or)

"One of my patients at the hospital today weighed over 500 pounds had so much keyarn under his armpits that we practically needed a shop vac to clean him up."
by Masterofphrases November 25, 2013

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