fire red

noun

Definition of fire red

1 : a strong reddish orange that is yellower and paler than poppy or paprika, yellower and lighter than fiery red, and yellower and paler than average coral red

— called also mineral orange, Paris red

— compare flame, flame red

2 or less commonly fire red toner : a brilliant orange-red azo dye that has good resistance to light and heat, is made from diazotized 2-chloro-4-nitroaniline, and is used as a pigment for paint and for lithographic and offset inks; chlorinated para red

— called also Permanent Red R