vapor lock

noun

: partial or complete interruption of flow of a fluid (such as fuel in an internal combustion engine) caused by the formation of bubbles of vapor in the feeding system

Examples of vapor lock in a Sentence

Recent Examples on the Web During the nine-day flight, Voyager encountered oil problems, a faulty fuel gauge and finally, yesterday morning, a vapor lock that conked out the rear engine for five minutes. —

San Diego Union-Tribune, 24 Dec. 2021

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