Perhaps it's a social sign for being one of the NYC local. They also referred to a person by a single name, further emphasizing they were speaking to the select few who would know what they were talking about.
If only they could also write with a heavy NYC accent, their comment would be even cooler. Forget about it.
That's interesting. It must be that I associate rats with NYC. You used some terms that not everyone is familair with, I jump to the wrong conclusion, taking some guesses as to what you're talking about, and here we are.
ratfucking as a term in political context was dramatically popularized by the movie All the President’s Men, where a (historical) character describes his covert political actions thusly.
If only they could also write with a heavy NYC accent, their comment would be even cooler. Forget about it.