n.
Function: noun
Date: before 12th century
1 : a color whose hue resembles that of blood or of the ruby or is that of the long-wave extreme of the visible spectrum
2 : red clothing <the lady in red >
3 : one that is of a red or reddish color: as a : RED WINE b : an animal with a red or reddish coat
4 a : a pigment or dye that colors red b : a shade or tint of red
5 a : one who advocates the violent overthrow of an existing social or political order b capitalized : COMMUNIST
6 [from the bookkeeping practice of entering debit items in red ink] : the condition of showing a loss ― usually used with the <in the red > ― compare BLACK