Stuff lying around the place, on the floor, on bookshelves, on desks, piled on top of other stuff, that has been there for a long time collecting dust.
When a girl wears too much jewelry or accessories on her body.
There is so much schlunk in her office, it will take years to get rid of it.
Look at all the schlunk she's wearing.
crazy, or awesome: also cool act
That kickflip was schlunk!
That shit is schlunk.