| English Dictionary |
FIFTH WHEEL
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| IPA (US): |  |
Dictionary entry overview: What does fifth wheel mean?
• FIFTH WHEEL (noun)
The noun FIFTH WHEEL has 3 senses:
1. someone or something that is unwanted and unneeded
2. an extra car wheel and tire for a four-wheel vehicle
3. a steering bearing that enables the front axle of a horse-drawn wagon to rotate
Familiarity information: FIFTH WHEEL used as a noun is uncommon.
Dictionary entry details
Sense 1
Meaning:
Someone or something that is unwanted and unneeded
Classified under:
Nouns denoting attributes of people and objects
Synonyms:
deadwood; fifth wheel
Hypernyms ("fifth wheel" is a kind of...):
redundance; redundancy (the attribute of being superfluous and unneeded)
Sense 2
Meaning:
An extra car wheel and tire for a four-wheel vehicle
Classified under:
Nouns denoting man-made objects
Synonyms:
fifth wheel; spare
Hypernyms ("fifth wheel" is a kind of...):
car wheel (a wheel that has a tire and rim and hubcap; used to propel the car)
Sense 3
Meaning:
A steering bearing that enables the front axle of a horse-drawn wagon to rotate
Classified under:
Nouns denoting man-made objects
Hypernyms ("fifth wheel" is a kind of...):
bearing (a rotating support placed between moving parts to allow them to move easily)
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