fifth wheel


Definition of fifth wheel

1a : a horizontal wheel or segment of a wheel that consists of two parts rotating on each other above the fore axle of a carriage and that forms support to prevent tipping
b : a similar coupling between tractor and trailer of a semitrailer
2 : one that is superfluous, unnecessary, or burdensome

Examples of fifth wheel in a Sentence

He felt more and more like a fifth wheel at the office.

Recent Examples on the Web

The huge fifth wheel, designed and patented by its creator, was a thing of beauty. Denise Coffey,, "Truck History Museum Rolls Into Brooklyn," 28 June 2019 People at the scene attempted to use a fire extinguisher to put out the flames, which sparked on the fifth wheel of the trailer, according to CHP. Gwendolyn Wu,, "Trailer fire causes severe traffic on Sonoma County’s Hwy. 37," 25 June 2019 Oldest brother Kevin Jonas also tagged along, sans wife Danielle Jonas, as something of a trifecta-completing fifth wheel. Andrea Park, Glamour, "Nick Jonas and Priyanka Chopra Went on a Double Date With Joe Jonas and Sophie Turner," 17 July 2018 The fifth wheel-type camper fell as Burrow's wife backed up, and the 63-year-old Salisbury man was pinned between the camper and the pickup truck bed, according to investigators. Joe Marusak, charlotteobserver, "He asked his wife to back their truck up 'just a bit.' It killed him, deputies say," 14 June 2018 Both couples looked super lovey dovey cozied up to each other, and what made it even more adorable was that Taylor's model bestie Karlie Kloss tagged along and pretty much made being a fifth wheel look like the best job ever. Noelle Devoe, Seventeen, "Karlie Kloss is the Cutest Fifth Wheel Ever on Double Date with Taylor Swift, Calvin Harris, Gigi Hadid, and Joe Jonas," 29 June 2015 Firefighters arrived within six minutes and found the fifth wheel camper in flames, which were spreading to the home, according to a news release from the fire district. Kim Chatelain,, "Watch Slidell camper fire threaten nearby home," 16 Mar. 2018 More than 100 exhibitors will be on hand with the latest in pop-up campers, truck campers, travel trailers, fifth wheels, motor homes and park models of all sizes. Bob Dohr, Milwaukee Journal Sentinel, "More than 100 exhibitors will be at Milwaukee RV Show at State Fair Park in West Allis," 26 Feb. 2018 The show boasts more than 600 of the newest RVs all under one roof including tent campers, travel trailers, fifth wheels and motor homes and will span the entire show floor of the I-X Center covering nearly 800,000 square feet. Shirley Macfarland,, "Strongsville student takes part in Poverty Outreach program house at The College of Wooster: Strong Points," 22 Dec. 2017

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

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First Known Use of fifth wheel

circa 1874, in the meaning defined at sense 1a

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Time Traveler for fifth wheel

The first known use of fifth wheel was circa 1874

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More Definitions for fifth wheel

fifth wheel


English Language Learners Definition of fifth wheel

informal : an extra person who is not needed in a group

More from Merriam-Webster on fifth wheel

Rhyming Dictionary: Words that rhyme with fifth wheel Encyclopedia article about fifth wheel

Comments on fifth wheel

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


to fake an opponent out of position

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