Blue adjective DoAn — July 15, 2011 · Comments off WOW version: Definition: Blue – One of the seven colors, into which the rays of light divide themselves, when refracted through a glass prism. There are various shades of blue, as sky-blue, or azure, Prussian blue, indigo blue, smalt blue, etc. Related posts: Colors: A Word Set black yellow shadow dark Magpie light paint blue Color ocean sky