precolor adjective 1verb 1forms 3 adjective1 •Before the advent of color film, and thus presented in black and white.They also bring to mind stylish movie sets in precolor Hollywood; Fred and Ginger or a phalanx of Busby Berkeley dancers could easily drift among their mirrored, ethereal forms. — 2009 verb1 •To color beforehand.This approach also makes use of the Precolored option to FourColoring, which in this case is used to precolor all vertices but one. — 1999 formsprecolored · precoloring · precolors