A description of the sweatiness of an arse crack in a period of warm weather.

English variation of swamp anus - possibly makes more sense.
Oh dear, I think I will need a shower before I go out, I have a touch of swamp arse.

To reduce the swampiness of swamp arse liberally apply talc to the affected area.
by misterswampyarse July 19, 2010
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A combination of sweat in the arse crack and not wiping properly makes for swamp mud texture in the bunghole.
I had a bad chilli lastnight and combine that with the humidity today,i am getting a bad case of swamp arse.
by Ragnar Loddbrok October 27, 2016
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Swamp arse is a very uncomfortable situation when your gooch, balls and arse crack are that damp and wet from sweating it resembles the conditions of a swamp
It’s so hot today, I have swamp arse

I’ve got proper bad swamp arse
by UrbanMyth123 June 24, 2020
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