The area of perspiration on an individual's pants/shorts in the butt-crackal or taintal region made visible to the eyes of the surrounding audience; most commonly associated (but not necessarily) with strenuous activities - such as working out.
Hey dude. . . before we go out in public, you gotta do something about that gnarly fitness stain you have goin' on down there! Does that not bother you?
by Stupidjerkheadface June 17, 2016
Get the fitness stainmug. Andy said to Adam “if you cut a sandwich in 2 how many sandwiches do you have?” Adam says “One” when it’s actually two...
*Adam leaves group chat*
Andy says “Adams had a butch fit”
*Adam leaves group chat*
Andy says “Adams had a butch fit”
by jammyfucker January 6, 2021
Get the Butch Fitmug. by Jflacko February 2, 2020
Get the the fit is nicemug. "I'm throwing a health fit. Watch yourselves, protect yourselves, just.. don't die, ok? Do not die, you hear me?"
by Krkič March 7, 2020
Get the health fitmug. by Ziphoss May 23, 2018
Get the Nick-Fitmug. by vas.eline December 24, 2020
Get the sesh fitmug. by mr.tourist January 25, 2021
Get the a fit of healthmug.