a word used by Sir Mix a Lot and other Seattle rappers in the late 80s/early 90s. In today's terms, it is to be extremely swaggerific and cakey
"We all look kinda swass the crew you can't forget
The mix a lot posse cold rippin up the set"- Sir Mix a Lot
by dave is for the children October 29, 2008
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noun. A contraction of the words sweat and ass. A non gender-specific term used to describe the sweat found in and around a person's ass crack.

Related to swit, swut, swunt and swall.
The warm weather was nice, until those rollerblading shorts gave her a scary case of swass.
by squidboy57 September 24, 2003
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Everyone on here is stupid.

It's an adjective.

It's the name of a Sir-Mix-A-Lot album, and it's a synonym for cool, fresh, or dope.
"Man, how good was that show?"

"That shit was SWASS..."
by Dill September 03, 2004
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Sweaty Ass. Also can use "sw" for sweaty balls, ass crack, asshole, testicles, vagina etc. (swalls, swasshole, swesticles,swagina)

Can also be used as an adjective "it is swasstastic outside".
Man this humidity is giving me major swass and swalls bro, need to change my undies.
by Pavelski8 July 07, 2012
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