A very queer person, with long hair, and he wears the same retarded looking sweatshirt everyday. He enjoys taking it up the ass with his other queer friends. He plans to get a sex change operation when he can afford it so he can be how he always wanted to be.
"Hans, quit raping me!"
"Oh my god, that dude is such a Hans Gehrke, what an ugly sweatshirt!"
12 step recovery jargon referring to someone new who talks about how great life is, now that they'resober. Usually meaning that the person is out of touch with reality.
The new guy seems pretty happy for a dude who has no job, no money and no family. He must be on a pink cloud.