the act of having anal sex while the person recieving it has a mad case of diarrhea. when the giver pulls out thier penis(often called meat)they will get a hot load of the squirts on their meat, thus giving gravy to the meat. this gravy is already warm too o you dont even need to heat it up.
Usually followed by "ass bitch", "Salisbury Steakin'" is a term used to refer to women who are ghetto. A person that comes from a low income area and is of little education, can be refered to as a "Salisbury Steakin' ass bitch" if they insult you or say something stupid. At times used interchangeably with the term "Ratchet". The origin is due to the seemingly endless love for Salisbury Steak that the hood exhibits.