Top Definition
A term used when someone has sweaty undies. Sweaty undies are the result of vigorous workouts at The Y.
Dude i just got home from The Y, you better beleive i have mad swundies. I got to hit the shower.
#sweaty #sweat #undies #underpants #gym #the y #ymca #workout
by brendal February 25, 2007
8 Words related to swundies
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