1
: any of a genus (Abies) of north temperate evergreen trees of the pine family that have flattish leaves, circular leaf scars, and erect female cones and are valued for their wood
also : any of various conifers (such as the Douglas fir) of other genera
2
: the wood of a fir

Examples of fir in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
That includes ballistics for training as well as fir fighting gangs. Jacqueline Charles, Miami Herald, 26 Dec. 2025 The kitchen features a narrow fir adorned with ornaments. Colson Thayer, PEOPLE, 26 Dec. 2025 Tariffs shone a twinkling light this year on fake Christmas trees — and the extent to which America depends on other countries for its plastic fir trees. Dee-Ann Durbin, Fortune, 16 Dec. 2025 Alonso's absence is a much bigger issue for the Mets, as none of the remaining free agents at firs base provide as much offensive upside as the five-time All-Star. Aaron Coloma, MSNBC Newsweek, 12 Dec. 2025 See All Example Sentences for fir

Word History

Etymology

Middle English, from Old English fyrh; akin to Old High German forha fir, Latin quercus oak

First Known Use

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

Time Traveler
The first known use of fir was before the 12th century

Browse Nearby Words

Cite this Entry

“Fir.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fir. Accessed 1 Jan. 2026.

Kids Definition

fir

noun
1
: any of various usually large evergreen trees related to the pines some of which yield useful lumber or resins
2
: the wood of a fir

Medical Definition

fir

noun
: any tree of the genus Abies see balsam fir

More from Merriam-Webster on fir

Last Updated: - Updated example sentences
Love words? Need even more definitions?

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