fifth wheel


Definition: Meaning of, fifth wheel in English to English dictionary.

Pronunciation: / fɪfθ wiːl /

  • noun
  • synonym
  • antonym
Word Forms:
Singular Plural
fifth wheel fifth wheels
  1. someone or something that is unwanted and unneeded
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  2. an extra car wheel and tire for a four-wheel vehicle
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  3. a steering bearing that enables the front axle of a horse-drawn wagon to rotate
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