The area in between your ass cheeks will become damp and sweaty and partially lube your ass cheeks against eachother. A very dank, ass-smell will arise from your ass cheeks. The equivalent to MTV's Big Black's "Mud Butt", but with sweat instead of shit.
When a hot day when you exercise a lot, the area in between your ass cheeks will become damp and sweaty and partially lube your ass cheeks against eachother. This is called SWAMP BUTT
by Jesse Higgins January 21, 2007
by FloridaSwamp August 23, 2011
The mixture between your butt cheeks of poop and sweat swamp butt will occur in humid places if you get swamp butt you will need to dry it asap or you will get river rott.
by Constapation March 11, 2022
1. pertaining to the condition of over-active sweat glands of the grendle, and gluteus maximus; 2. way to much moisture "down there". NOTE: often cured by GoldBond Medicated Powder
by THE TILLMAN February 9, 2004