Coper

sb. copperVariants: copyr, copperEtymology: Du. koper; Late Latin cuper, cuprum, for Latin cyprium (aes ); from Cyprus; Greek Κύπρος.
properly horse-couper , a Scotch horse-dealer,—used to denote a dishonest one. Coping , like jockeying, is suggestive of all kinds of trickery.