\ ˈflü How to pronounce flue (audio) \

Definition of flue

: an enclosed passageway for directing a current: such as
a : a channel in a chimney for conveying flame and smoke to the outer air
b : a pipe for conveying flame and hot gases around or through water in a steam boiler
c : an air channel leading to the lip of a wind instrument
d : flue pipe

Examples of flue in a Sentence

Recent Examples on the Web For what seemed like a very long time, Starling stood staring up the flue. Karen Russell, The New Yorker, 4 Oct. 2021 When firefighters arrived, smoke could be seen from the home’s windows, eaves, and flue. BostonGlobe.com, 8 Aug. 2021 The oven, when stoked with lump charcoal and kindling, allows the flames to lick across much of the inside of the top, before the smoke and exhaust gases exit the flue. Bradley Ford, Popular Mechanics, 13 July 2021 Is the Biden agenda disappearing up the flue of Joe Manchin’s chimney? Daniel Henninger, WSJ, 9 June 2021 The furnace flue may become misaligned due to insufficient furnace hold screws that allow movement during travel. Detroit Free Press, 20 Mar. 2021 Courtesy of Lowe's This stainless-steel grill has a number of features that set it above other models, including a smokestack with an adjustable flue that helps control the temperature inside. Allison Cacich, Better Homes & Gardens, 25 Feb. 2021 If using a fireplace, make sure the chimney flue is open and stay awake while the fire is burning. Dr. Mishal Reja, ABC News, 19 Feb. 2021 The damper should operate freely, and the flue should be free of any creosote buildup. John Nugent, Chron, 31 Oct. 2020

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

See More

First Known Use of flue

1582, in the meaning defined above

History and Etymology for flue

origin unknown

Keep scrolling for more

Learn More About flue

Statistics for flue

Last Updated

8 Oct 2021

Cite this Entry

“Flue.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/flue. Accessed 18 Oct. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

Keep scrolling for more

More Definitions for flue



English Language Learners Definition of flue

: a channel or pipe in a chimney for carrying flame and smoke to the outer air


\ ˈflü How to pronounce flue (audio) \

Kids Definition of flue

: an enclosed passage for smoke or air


Test Your Vocabulary

Dog Words Quiz

  • shiba puppy more or less demanding cuddles
  • Which of the following animals has a dog in its etymology?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

Love words? Need even more definitions?

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