1.NounIn a carding machine, a device such as a revolving cylinder or a vibrating bar with teeth, that doffs, that is to say strips off, the carded cotton or other fiber from the cards; or a hand tool for the same function in smaller machines or in manual carding.
2.NounA worker who replaces full bobbins by empty ones on the throstle or ring frames. The job was often done by children.