a metal cleat on the bottom front of a horseshoe to prevent slipping injure with a calk provide with calks; "calk horse shoes
A sharp-pointed piece of iron or steel projecting downward on the shoe of a horse or an ox, to prevent the animal from slipping; called also calker, calkin
To copy, as a drawing, by rubbing the back of it with red or black chalk, and then passing a blunt style or needle over the lines, so as to leave a tracing on the paper or other thing against which it is laid or held