vapor lock(redirected from vapor-lock)
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vapor lock[′vā·pər ‚läk]
Interruption of the flow of fuel in a gasoline engine caused by formation of vapor or gas bubbles in the fuel-feeding system.
The formation of vapor in a pipe carrying liquids; prevents normal fluid flow.
A condition of fuel starvation caused by liquid fuel turning into vapor in the fuel lines, thus preventing the flow of liquid fuel to the carburetor.