Definitions
1.NounA simple coloring exercise, intended especially for children, consisting of a line drawing that divides the artwork into distinct spaces, the intended color of each indicated by a number and referenced from a key.
2.NounA technique that applies such exercises, as formerly used in the production of large-scale animations for instance.
3.VerbTo complete such an exercise; to carry out such a technique by filling in each space with the appropriate color.