red fire

American  

noun

1. any of various combustible preparations, as one containing strontium nitrate, that burn with a vivid red light: used chiefly in pyrotechnic displays and in signaling.

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red fire British  

noun

1. any combustible material that burns with a bright red flame: used in flares and fireworks. The colour is usually produced by strontium salts

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Etymology

Origin of red fire

First recorded in 1810–20

Example Sentences

See Examples For:

red fire

Atop the aerial ladder of a bright red fire engine, a firefighter wrangles a hose.

From Los Angeles Times ● Dec. 23, 2025

Since Monday, Hong Kong has been under a red fire danger warning, the highest level, as dry weather conditions made the risk of fire extremely high.

From The Wall Street Journal ● Nov. 26, 2025

TVN24 showed footage of Braun with a red fire extinguisher putting out the fire and causing smoke or haze to fill the area.

From Washington Times ● Dec. 12, 2023

They found red fire retardant dropped from aircraft caking their house, garden and front yard.

From New York Times ● Aug. 20, 2022

And after a burst of hot red fire in the sky, Freak tugs my hair and screams, "Copper! That's copper powder combusting with oxygen!"

From "Freak The Mighty" by Rodman Philbrick