A friday afternoon beer in the office, best served at one's desk whilst still working.
"Mate, how about a deskie?"
Someone who works at a desk of any sort. The more informative the desk, the more likely the person is a deskie. Deskies are known to be able to endure long periods of time doing nothing, and to know where Pizza to Go is located.
I can't talk to her, she's too cool. She's a deskie.