indigo: Meaning and Definition of

in•di•go

1. a blue dye obtained from various plants, esp. of the genus Indigofera, or manufactured synthetically.
2. See(def. 2).
3. any of numerous hairy plants belonging to the genus Indigofera, of the legume family, having pinnate leaves and clusters of usually red or purple flowers.
4. a color ranging from a deep violet blue to a dark, grayish blue.

1. of the color indigo.