high-marking
 n.— «Did a practice called “high-marking” cause the avalanche that killed two Iowa men? Witnesses say the men were competing to see who could drive their snowmobile farthest up a hillside near Rocky Mountain National Park in Colorado.» —“Avalanche Kills Two Iowa Men” in Colorado KCRG-TV (Cedar Rapids, Iowa) Jan. 3, 2006. (source: Double-Tongued Dictionary)

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