Scottish National Dictionary (1700–)
Hide Quotations Hide Etymology
About this entry:
First published 1952 (SND Vol. III).
This entry has not been updated since then but may contain minor corrections and revisions.
COOPER, n. “A horse imperfectly castrated” (Dmf. 1855 J. C. Morton Cycl. Agric. II. 722). . .
[Cf. dial. and slang Eng. cooper, to injure, spoil.]