29
On a hot summer day or after physical activity when the massive amount of perspiration in your post-rectal region causes great discomfort. Often leads to moist underwear and a terrible odor.
I flew to Florid and got mad swamp ass as soon as I got off the plane.
by fantomelt February 23, 2009
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30
excessive buildup of moisture around your "junk"
I was sitting in the library when I got the worst case of swamp ass.
by Pitt Rules Bitch February 09, 2003
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31
The build up of sweat around tha ass and ball region. Usually the first place you begin to sweat.
It was a hot summer day and James was taking a nap. Dave had just got back from playing basketball and had some major swamp ass, so he decided to share the wealth by giving James a swamp asstache!
by nello April 02, 2006
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32
Adj.:

When your ass gets so sweaty that you feel that it will soon harbor swamp vegetation. Will cause unpleasantness.
"Shit dude, I have a bad case of SwampAss." :(
by TheIDKman December 02, 2010
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33
When after sitting on something for a long time while working up a sweat or working up a sweat in general your ass sweats to a rediculous amount to the point where your underwear/boxers stick to your ass. Often accompanied by a funny walk.
After playing handball in gym nate had very bad swamp ass.
Logan: nate why are your pants still down hurry up we can't be late to class
Anthony: I recon he has dat dar swamp ass
Nate: airing my ass out, feels good man
Logan: yup I got it too. Sucks
by CTU_FieldAgent200 December 08, 2009
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34
The occurrence of taking a hot dump precisely after a shower. The bathroom is hot and humid thus creating a wet and sloppy experience. Common side effect includes sweating profusely

A post shower is typical

Swamp as may be experienced while going commando on a hot day, playing basketball, sitting in a sauna, swimming, or tanning
Man I have swamp ass!
Dude don't take a hot steaming dump after a shower!

I though I would cool down by going commando today, but it gave me a bad case of swamp ass.
by mlk34 April 01, 2010
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35
When your cheeks, not the ones on your face, are leaking that chocolate water. Only solution to get rid of it is to take a moist paper towel and wipe, then smell the tissue and laugh about it for the next five minutes.
Man i hate july because its nothing but swampass city in here.
by AngryWhopper May 28, 2009
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