the world > life > the body > external parts of body > trunk > side > [adjective] > loin or flank (7)
Having reins (reins, n.) of a specified kind.
Designating each of the two regions of the upper abdomen which lie beneath the ribs on either side of the epigastrium (see hypochondrium, n. 1)…
Of, belonging to, or situated in the loin.