A Hit and Run is a sure example that the offender has Bitch in the Blood as well.
DJ: You had Florida and I had Kent State, and you still only one by a game winning Field Goal!
Facebook Message: Eno is no longer online, and the message could not be sent.
DJ: God bless, he just delivered a nasty Hit and Run!
Raph: Oh shit, so did I!
John: Oh shit, what a slut!
Taking a hit and leaving. Very uncool behavior.
-Jeremy: "That my friend, is a prime example of Hit and Run."
-Bob: "We won't be inviting her back."
Classic case of "hit and run".
Also, can be used when you are having a instant messaging conversation, and they leave you hanging unexpectedly...