fox fire

noun

Definition of fox fire

: an eerie phosphorescent light (as of decaying wood); also : a luminous fungus (such as Armillaria mellea) that causes decaying wood to glow

First Known Use of fox fire

15th century

in the meaning defined above

See Words from the same year
NEW! Time Traveler

Learn More about fox fire


Seen and Heard

What made you want to look up fox fire? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

having an air of easy unconcern

Get Word of the Day daily email!

Test Your Vocabulary

The Eponym Quiz

  • rubens-painting
  • Which is the best synonym of bowdlerize?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
Word Winder's CrossWinder

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!