1. Junky Dater is a term to refer to bad data, or junk data. This can be a case of GIGO, or just bad input from the users end. Generally refered to in computer testing and why the applications are so buggy, but can relate to anything. Generally cause by hardcoding examples to the C Driver.
2. Someone who is bad at dating.
Boss: Why do all these letters print out of the system wrong?!
Tang Banger: Umm, uh...Junky Dater.
Boss: Oh, ok then, here's a raise.
Female 1: Did you go out with Steve last night?
Female 2: Yes, but he turned out to be a Junky Dater!