| Library / English Dictionary |
FIFTH WHEEL
| Pronunciation (US): |  | (GB): | |
I. (noun)
Sense 1
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)
Sense 2
Meaning:
An extra car wheel and tire for a four-wheel vehicle
Synonyms:
fifth wheel; spare
Classified under:
Nouns denoting man-made objects
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:
Someone or something that is unwanted and unneeded
Synonyms:
deadwood; fifth wheel
Classified under:
Nouns denoting attributes of people and objects
Hypernyms ("fifth wheel" is a kind of...):
redundance; redundancy (the attribute of being superfluous and unneeded)
