When someone's belly "dun-lap" over his belt...used on extremely disgusting overweight people who don't have the sense to wear clothes that fit.
DAMN that is one bad case of Dunlap Disease on that mofo fatass
by K November 16, 2004
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A condition in which the victim's stomach folds over their pants and past their belt.
Origin probably with "That guy's gut has "done lap"ed over his belt. Hence the name "Dunlap's Disease".
"I developed Dunlap's at about 230 lbs"

"Have you seen Bob? Hes getting a sever case of Dunlap's Disease from eating all that fast food all the time.
by David ross August 28, 2007
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This defenitions refers to skates, this is when the skate is so big you cant see the front wheel because the boot dunlapped it.
"damn look at the dunlap on those k2s"
"pat dinnis"
by t-mac October 20, 2003
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