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fifth wheel

What does fifth wheel mean?

In Houston car culture, the spare wheel bolted upright on the trunk lid of a slab — usually an old-school Cadillac or Lincoln — color-matched to the candy paint and dripping in chrome. Part trophy, part trademark. No fifth wheel, no slab.

"Trunk popped, fifth wheel spinning, elbows out the window — that's H-town on a Sunday."

Origin

Houston slab culture, 1980s onward. Slabs (Slow, Loud And Bangin') took the trunk-mounted spare from old luxury Caddys and turned it into a status piece.

Frequently asked questions

What is a fifth wheel on a Houston slab?
It's the spare tire mounted vertically on the trunk — chrome, swangin', and considered mandatory.
How do you use fifth wheel in a sentence?
"His slab wasn't complete until he bolted on the chrome fifth wheel."
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Slang definitions: FreeDict original editorial.