A rib steak is a beef steak

Steak

A steak is a cut of meat . Most are cut perpendicular to the muscle fibers, improving the perceived tenderness of the meat. In North America, steaks are typically served grilled, pan-fried, or broiled. The more tender cuts from the loin and rib are cooked quickly, using dry heat, and served whole...

 sliced from the rib primal of a beef animal, with rib bone attached. In the United States, the term rib eye steak

Rib eye steak

The rib eye or ribeye, also known as the Scotch fillet , is a beef steak from the rib section.The rib section of beef spans from ribs six through twelve. Ribeye steaks are mostly composed of the Longissimus dorsi muscle but also contain the Complexus and Spinalis muscles.- External links :* * * * *...

is used for a rib steak with the bone removed; however in some areas, and outside the U.S., the terms are often used interchangeably. The rib eye or "ribeye" was originally, as the name implies, the center best portion of the rib steak, without the bone.

It is one of the more flavorful cuts of beef, due to the muscle getting a lot of exercise during its life, unlike the fillet. Its marbling of fat makes this very good for slow roasting and it also goes great on a grill.