Definition of Indian madder in English:

Indian madder

noun

  • Either of two Indian plants of the family Rubiaceae which yield a red dye, munjeet, Rubia cordifolia, and chay, Oldenlandia umbellata ; the roots of either of these plants used for dyeing.

Origin

Early 19th century; earliest use found in John Pinkerton (1758–1826), historian and poet.