swass aioli Share definition Flag Sweaty ass, but generally of a more pickly, oily consistency. almost like aioli sauce but grosser. see swamp ass Sweet merciful jesus! that's some bad swass aioli you gots there! swass aioli by the BLC October 18, 2008 0 0 Get merch Get the swass aioli mug. Buy Now — $32.95 See more merch