fifth wheels

A form of fifth wheel — A type of trailer hitch, which consists of a horseshoe-shaped plate on a multidirectional pivot, with a locking pin to couple with the kingpin of a truck trailer.

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Meanings

noun
  1. pluralplural of fifth wheel
Cite this entry
APA

fifth wheels. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/fifth%20wheels

MLA

“fifth wheels.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/fifth%20wheels. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “fifth wheels,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/fifth%20wheels.

Source: fifth wheels on Wiktionary, CC BY-SA 4.0.