"That car is such a DK Mobile". "Those painted brake calipers are very DK". "That interior is very DK ... Itsmells just like a Chanel purse". "I wish I'd chosen the red leather ... It is very DK'.
An abbreviation of the phrase "Don't Know," used when someone terminates a transaction by walking away from it acting (deceptively) like they were never involved.
I lost 10 grand because my client placed a trade, and then when it came time to settle, he completely DK'd me!