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Definition of loin
1a : the part of a human being or quadruped on each side of the spinal column between the hip bone and the false ribs
b : a cut of meat comprising this part of one or both sides of a carcass with the adjoining half of the vertebrae included but without the flank
2 loins plural
a : the upper and lower abdominal regions and the region about the hips
b(1) : the pubic region
(2) : the reproductive organs
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Time Traveler for loin
The first known use of loin was in the 14th century
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