Perfect prime rib. Stephen Walls / Getty Images. Prime rib is a classic roast beef preparation made from the beef rib primal cut, usually roasted with the bone in and served with its natural juices (au jus). Restaurants that serve prime rib are required to use beef that has been graded prime by the USDA.
The Fast Lane Answer. A ZIP Code is a group of five or nine numbers that are added to a postal address to assist the sorting of mail. A complete, 9-digit ZIP Code, including its additional four digits (called a ZIP+4 Code), is the designation of a delivery route.
Best Answer: Marketing Dictionary: ZIP code. Abbreviation for Zoning Improvement Plan code established by the U.S. Postal Service to identify numerically the destination of a mailing piece for easier sorting and dispatching. The original five-digit zip code has been expanded by four digits and is now called the ZIP + 4 code (see nine-digit zip code). Business Dictionary: Zip Code. Five-digit numerical code defined by the U.S. Postal Service to simplify and expedite mail distribution.