Sweaty ass. To perspire or become moist in anal crevice, including taint and balls.
Your swass is dripping from your pants.

When was the last time you wiped your swass?
by D-NASTY February 07, 2006
Get the mug
Get a SWASS mug for your papa Abdul.
butt sweat. happens often times when you are sitting on a leather seat (in a car or couch for example) on a hot summer day.
i gotta get outta this car and stand up for a bit; this heat is giving me some serious swass right now!
by djesquire October 08, 2006
Get the mug
Get a swass mug for your brother Trump.
A mixture of swag and sass, it is an epic walk created by the one and only Chuckie Eddybear. You do the basic swag walk, but add the sassy hair flick and dance move at the end.
Omg, look at the biffles, they have so much swass
by Person-with-swass November 07, 2012
Get the mug
Get a Swass mug for your coworker James.
The perspiration which accumulates on the buttocks.
"you could see the swass gleaming off his bum"
by jarah69 July 21, 2009
Get the mug
Get a Swass mug for your boyfriend Georges.
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!
by catpt94 November 04, 2009
Get the mug
Get a swass mug for your father-in-law Günter.
sweaty ass; swass when one profusely sweats around his/her waiste line and crack which produces swass.
chumlee had to walk across the street to burger king in the middle of a hot summer day. When he returned he showed definite signs of swass.
by dropAK November 26, 2010
Get the mug
Get a swass mug for your Facebook friend Georges.