1. The part of the body of a human or quadruped on either side of the backbone and between the ribs and hips.
2. One of several cuts of meat, such as tenderloin, taken from this part of an animal's body, typically including the vertebrae of the segment from which it is taken.
a. The region of the hips, groin, and lower abdomen.
b. The reproductive organs.
[Middle English loine, from Old French loigne, from Vulgar Latin *lumbea (carō), loin (meat), feminine of *lumbeus, of the loin, from Latin lumbus, loin.]
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