What Google Knows
A standing rib roast, also known as prime rib, is a cut of beef from the primal rib, one of the primal cuts of beef. While the entire rib section comprises ribs six through 12, a standing rib roast may contain anywhere from two to seven ribs.
Related Definition
- prime rib:
n (butchery) A cut of beef consisting of two to seven ribs; one of the nine primal cuts.