The place where drunk people go. In truth, it's more of a state of mind than an actual place. You don't need a ticket to go there, but you must be hammered.
Dude, I woke up in the stairwell this morning, and I have no idea how I got there. I must have been in hammerland.
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.