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fifth wheel
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noun
a horizontal ring or segment of a ring, consisting of two bands that slide on each other, placed above the front axle of a carriage and designed to support the forepart of the body while allowing it to turn freely in a horizontal plane.
a similar device used as a coupling to connect a semitrailer to a tractor.
a similar coupling between a heavy-duty pickup truck and a camping trailer (fifth-wheel trailer ) that extends over the bed of the truck.
an extra wheel for a four-wheeled vehicle.
a superfluous, unneeded, or unwanted person or thing: They enjoy making any outsider feel like a fifth wheel.
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QUIZ YOURSELF ON "WAS" VS. "WERE"!
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âWasâ is used for the indicative past tense of âto be,â and âwereâ is only used for the subjunctive past tense.
Origin of fifth wheel
First recorded in 1870â75
Words nearby fifth wheel
fifthly, fifth monarchy, Fifth Monarchy Men, fifth position, Fifth Republic, fifth wheel, fifth-wheel trailer, fiftieth, fifty, fifty-eight, fifty-eighth
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022
How to use fifth wheel in a sentence
British Dictionary definitions for fifth wheel
fifth wheel
noun
a spare wheel for a four-wheeled vehicle
- the coupling table of an articulated vehicle
- a steering bearing that enables the front axle of a horse-drawn vehicle to rotate relative to the body
a superfluous or unnecessary person or thing
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Cultural definitions for fifth wheel
fifth wheel
A hanger-on; a person who serves no function: âThe vice president felt like a fifth wheel after his exclusion from the committee.â
The New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Other Idioms and Phrases with fifth wheel
fifth wheel
An extra and unnecessary person or thing, as in He was the only one without a date, so he felt like a fifth wheel. This expression, which alludes to an unneeded wheel on a four-wheel vehicle, may have originated as long ago as 1631, when Thomas Dekker wrote Match Me in London: âThou tiest but wings to a swift gray Hounds heel, And addest to a running Chariot a fifth wheel.â
The American HeritageÂź Idioms Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.