fire·​stone | \ ˈfī(-ə)r-ˌstōn \

Definition of firestone

 (Entry 1 of 2)

1 : pyrite formerly used for striking fire also : flint
2 : a stone that will endure high heat


biographical name
Fire·​stone | \ ˈfī(-ə)r-ˌstōn \

Definition of Firestone (Entry 2 of 2)

Harvey Samuel 1868–1938 American industrialist

Examples of firestone in a Sentence

Recent Examples on the Web: Noun

R+D Design: +1 (718) 349 7240, Personal Probe Want to examine microorganisms, analyze handwriting, or check your Firestones for tread separation? Wired Staff, WIRED, "Wired Tools," 1 Dec. 2001

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'firestone.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of firestone


before the 12th century, in the meaning defined at sense 1

Keep scrolling for more

Learn More about firestone

Statistics for firestone

Look-up Popularity

Time Traveler for firestone

The first known use of firestone was before the 12th century

See more words from the same century

More from Merriam-Webster on firestone

Rhyming Dictionary: Words that rhyme with firestone

Comments on firestone

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


the perfect form or example of something

Get Word of the Day daily email!

Test Your Vocabulary

What did you just call me?! A Quiz

  • rows-of-various-emoji
  • If a member of the audience describes your speech as bombastic, does that person mean it is:
Name That Thing

Test your visual vocabulary with our 10-question challenge!

Word Winder's CrossWinder

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


Love words? Need even more definitions?

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