When a bunch of Hipsters just sit around with their hipster clothes, shoes, and haircuts.
they could talk about anything hip such as recent underground jazz music, recent cool poodle haircut, or how cool and hip they are.
That conversation will probably be accompanied by a glass of cheap-ass champaign/wine or coffee.
Guy One: Dude, that bar sucks, too many hipsters.
Guy Two: Yeah man, and they just be sitting there.. Hipsterin'...