guy 1 (asian): hey i'm getting tired of dancing, wanna go csa outside for a bit?  girl 1 (not-asian): yeah, let's go csa and get some air
chain smoking asians: a bunch of asians who like to chain smoke at various places non-stop
"guy 1 (asian): hey i'm getting tired of dancing, wanna go csa outside for a bit?  girl 1 (not-asian): yeah, let's go csa and get some air" What is the definition of "csa"?