reins

[reynz]

plural noun

1. the kidneys.

2. the region of the kidneys, or the lower part of the back.

3. (especially in Biblical use) the seat of the feelings or affections, formerly identified with the kidneys.

reins

/ reɪnz /

plural noun

1. archaic,  the kidneys or loins

Word History and Origins

Origin of reins¹

before 1000; Middle English reines, reenes < Old French reins; compare Old English (once) rēnys; both < Latin rēnēs kidneys, loins (plural); renal

Word History and Origins

Origin of reins¹

C14: from Old French, from Latin rēnēs the kidneys