Definition of prairie fire in English:

prairie fire

noun

  • 1A wildfire on a prairie. Frequently in similative use, especially as the type of something that spreads uncontrollably.

  • 2Figurative. Something which spreads or develops rapidly or uncontrollably.

Origin

Early 19th century. From prairie + fire.

Pronunciation

prairie fire

/ˈprɛːri ˌfʌɪə/