sweat beading or dripping into the crack of your ass during a strenuous physical activity, usually resulting in a tell-tale wet streak on the ass of your pants. Often used in a derogatory fashion implying bad body odor
Holy shit, look at that guy jogging. He's got a bad case of swass---steer clear!
when you have sweat on your ass.
man it is hot out I have swass.
a very perspirated buttock crack; a sweaty bum
My butt is swassing so bad - it's dripping like rain!
when u work out to the extreme and u get really sweaty ass
i was working out and i got extreme swass
Sweaty plus ass would = SWASS. Female definition Swassay.
Swass is when you are riding on the subway in Boston and the aquarium doors open. In comes a blouser weighing in at about 300 plus wearing the wife-beater shirt. He stands up in front of you holding the pole. All you can see and smell is SWASS.
when your ass is too sweaty to be just a regular ass
Oh man, this leather couch is giving me swass.