[ad. F. contremarquer (16th c. in Godef.), f. contremarque (see prec.).] trans. To furnish with a countermark: see prec.
1611. Florio, Contrasegnáre, to countermarke.
1665. J. Webb, Stone-Heng (1725), 7. He hath countermarked them with the Letter B.
1726. Farriers Dict., 143 (J.). A Horse is said to be counter-markd when his Corner-teeth are artificially made hollow , a false Mark being made in the hollow Place, in Imitation of the Eye of a Bean, to conceal the Horses Age.