A curious condition, brought on by binge drinking and severe dehydration (especially at baseball tournaments), where one's ass becomes a leaky, haemorrhoidal stinkhole.
Everybody! __________'s got Jungle Bum!
by Howie Feltersnatch January 20, 2005
One whose asshole has far exceeded the regular hair to sphincter ratio. The enveloping pubic stingers accumulate to such an amount that it suiting to refer to them as a jungle.
"It won't come out, I've got a severe case of jungle bum"
by Anal Plunderer November 02, 2015